Home / 1,029,466.20-1,545,581.70-657,139.80

Finding the Fourth Proportional to 1,029,466.20, 1,545,581.70 and 657,139.80

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Solution

The fourth proportional to 1,029,466.20, 1,545,581.70 and 657,139.80 is: 986,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,466.20 : 1,545,581.70 = 657,139.80 : x
  2. Step 2: Convert to fraction form
    1,029,466.20/1,545,581.70 = 657,139.80/x
  3. Step 3: Cross multiply
    1,029,466.20x = 1,545,581.70 × 657,139.80
  4. Step 4: Simplify right side
    1,029,466.20x = 1,015,663,249,221.66
  5. Step 5: Solve for x
    x = 1,015,663,249,221.66/1,029,466.20
  6. Step 6: Final answer
    x = 986,592.13

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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.