Home / 1,005,125.76-1,387,035.50-575,445.87

Finding the Fourth Proportional to 1,005,125.76, 1,387,035.50 and 575,445.87

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Solution

The fourth proportional to 1,005,125.76, 1,387,035.50 and 575,445.87 is: 794,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,125.76 : 1,387,035.50 = 575,445.87 : x
  2. Step 2: Convert to fraction form
    1,005,125.76/1,387,035.50 = 575,445.87/x
  3. Step 3: Cross multiply
    1,005,125.76x = 1,387,035.50 × 575,445.87
  4. Step 4: Simplify right side
    1,005,125.76x = 798,163,847,141.16
  5. Step 5: Solve for x
    x = 798,163,847,141.16/1,005,125.76
  6. Step 6: Final answer
    x = 794,093.51

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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.