Home / 3,604,513.40-5,406,770.10-3,478,542.20

Finding the Fourth Proportional to 3,604,513.40, 5,406,770.10 and 3,478,542.20

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Solution

The fourth proportional to 3,604,513.40, 5,406,770.10 and 3,478,542.20 is: 5,217,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604,513.40 : 5,406,770.10 = 3,478,542.20 : x
  2. Step 2: Convert to fraction form
    3,604,513.40/5,406,770.10 = 3,478,542.20/x
  3. Step 3: Cross multiply
    3,604,513.40x = 5,406,770.10 × 3,478,542.20
  4. Step 4: Simplify right side
    3,604,513.40x = 18,807,677,958,548.22
  5. Step 5: Solve for x
    x = 18,807,677,958,548.22/3,604,513.40
  6. Step 6: Final answer
    x = 5,217,813.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.