Home / 1,003,929.57-1,385,424.90-545,044.71

Finding the Fourth Proportional to 1,003,929.57, 1,385,424.90 and 545,044.71

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Solution

The fourth proportional to 1,003,929.57, 1,385,424.90 and 545,044.71 is: 752,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,929.57 : 1,385,424.90 = 545,044.71 : x
  2. Step 2: Convert to fraction form
    1,003,929.57/1,385,424.90 = 545,044.71/x
  3. Step 3: Cross multiply
    1,003,929.57x = 1,385,424.90 × 545,044.71
  4. Step 4: Simplify right side
    1,003,929.57x = 755,118,512,847.28
  5. Step 5: Solve for x
    x = 755,118,512,847.28/1,003,929.57
  6. Step 6: Final answer
    x = 752,162.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.