Home / 1,031,356.53-1,423,245.33-572,447.39

Finding the Fourth Proportional to 1,031,356.53, 1,423,245.33 and 572,447.39

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Solution

The fourth proportional to 1,031,356.53, 1,423,245.33 and 572,447.39 is: 789,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,356.53 : 1,423,245.33 = 572,447.39 : x
  2. Step 2: Convert to fraction form
    1,031,356.53/1,423,245.33 = 572,447.39/x
  3. Step 3: Cross multiply
    1,031,356.53x = 1,423,245.33 × 572,447.39
  4. Step 4: Simplify right side
    1,031,356.53x = 814,733,067,371.96
  5. Step 5: Solve for x
    x = 814,733,067,371.96/1,031,356.53
  6. Step 6: Final answer
    x = 789,962.58

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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.