Home / 1,785,401.02-2,676,937.56-647,948.80

Finding the Fourth Proportional to 1,785,401.02, 2,676,937.56 and 647,948.80

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Solution

The fourth proportional to 1,785,401.02, 2,676,937.56 and 647,948.80 is: 971,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,401.02 : 2,676,937.56 = 647,948.80 : x
  2. Step 2: Convert to fraction form
    1,785,401.02/2,676,937.56 = 647,948.80/x
  3. Step 3: Cross multiply
    1,785,401.02x = 2,676,937.56 × 647,948.80
  4. Step 4: Simplify right side
    1,785,401.02x = 1,734,518,479,676.93
  5. Step 5: Solve for x
    x = 1,734,518,479,676.93/1,785,401.02
  6. Step 6: Final answer
    x = 971,500.78

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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.