Home / 1,031,218.19-1,423,059.69-572,306.11

Finding the Fourth Proportional to 1,031,218.19, 1,423,059.69 and 572,306.11

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Solution

The fourth proportional to 1,031,218.19, 1,423,059.69 and 572,306.11 is: 789,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,218.19 : 1,423,059.69 = 572,306.11 : x
  2. Step 2: Convert to fraction form
    1,031,218.19/1,423,059.69 = 572,306.11/x
  3. Step 3: Cross multiply
    1,031,218.19x = 1,423,059.69 × 572,306.11
  4. Step 4: Simplify right side
    1,031,218.19x = 814,425,759,406.68
  5. Step 5: Solve for x
    x = 814,425,759,406.68/1,031,218.19
  6. Step 6: Final answer
    x = 789,770.55

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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.