Home / 971,845.20-1,457,767.80-723,013.20

Finding the Fourth Proportional to 971,845.20, 1,457,767.80 and 723,013.20

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Solution

The fourth proportional to 971,845.20, 1,457,767.80 and 723,013.20 is: 1,084,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,845.20 : 1,457,767.80 = 723,013.20 : x
  2. Step 2: Convert to fraction form
    971,845.20/1,457,767.80 = 723,013.20/x
  3. Step 3: Cross multiply
    971,845.20x = 1,457,767.80 × 723,013.20
  4. Step 4: Simplify right side
    971,845.20x = 1,053,985,361,934.96
  5. Step 5: Solve for x
    x = 1,053,985,361,934.96/971,845.20
  6. Step 6: Final answer
    x = 1,084,519.80

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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.