Home / 1,031,701.40-1,547,552.10-712,836.80

Finding the Fourth Proportional to 1,031,701.40, 1,547,552.10 and 712,836.80

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Solution

The fourth proportional to 1,031,701.40, 1,547,552.10 and 712,836.80 is: 1,069,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,701.40 : 1,547,552.10 = 712,836.80 : x
  2. Step 2: Convert to fraction form
    1,031,701.40/1,547,552.10 = 712,836.80/x
  3. Step 3: Cross multiply
    1,031,701.40x = 1,547,552.10 × 712,836.80
  4. Step 4: Simplify right side
    1,031,701.40x = 1,103,152,086,797.28
  5. Step 5: Solve for x
    x = 1,103,152,086,797.28/1,031,701.40
  6. Step 6: Final answer
    x = 1,069,255.20

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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.