Home / 1,699,305.40-2,548,958.10-943,478.20

Finding the Fourth Proportional to 1,699,305.40, 2,548,958.10 and 943,478.20

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Solution

The fourth proportional to 1,699,305.40, 2,548,958.10 and 943,478.20 is: 1,415,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,305.40 : 2,548,958.10 = 943,478.20 : x
  2. Step 2: Convert to fraction form
    1,699,305.40/2,548,958.10 = 943,478.20/x
  3. Step 3: Cross multiply
    1,699,305.40x = 2,548,958.10 × 943,478.20
  4. Step 4: Simplify right side
    1,699,305.40x = 2,404,886,400,063.42
  5. Step 5: Solve for x
    x = 2,404,886,400,063.42/1,699,305.40
  6. Step 6: Final answer
    x = 1,415,217.30

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Double scale
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Similar ratio
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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.