Home / 1,605,630.60-2,406,404.70-657,930.60

Finding the Fourth Proportional to 1,605,630.60, 2,406,404.70 and 657,930.60

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Solution

The fourth proportional to 1,605,630.60, 2,406,404.70 and 657,930.60 is: 986,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,630.60 : 2,406,404.70 = 657,930.60 : x
  2. Step 2: Convert to fraction form
    1,605,630.60/2,406,404.70 = 657,930.60/x
  3. Step 3: Cross multiply
    1,605,630.60x = 2,406,404.70 × 657,930.60
  4. Step 4: Simplify right side
    1,605,630.60x = 1,583,247,288,113.82
  5. Step 5: Solve for x
    x = 1,583,247,288,113.82/1,605,630.60
  6. Step 6: Final answer
    x = 986,059.49

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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.