Home / 1,031,274.30-1,423,147.72-572,392.83

Finding the Fourth Proportional to 1,031,274.30, 1,423,147.72 and 572,392.83

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Solution

The fourth proportional to 1,031,274.30, 1,423,147.72 and 572,392.83 is: 789,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,274.30 : 1,423,147.72 = 572,392.83 : x
  2. Step 2: Convert to fraction form
    1,031,274.30/1,423,147.72 = 572,392.83/x
  3. Step 3: Cross multiply
    1,031,274.30x = 1,423,147.72 × 572,392.83
  4. Step 4: Simplify right side
    1,031,274.30x = 814,599,550,958.85
  5. Step 5: Solve for x
    x = 814,599,550,958.85/1,031,274.30
  6. Step 6: Final answer
    x = 789,896.10

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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.