Home / 1,031,227.02-1,423,071.84-572,314.95

Finding the Fourth Proportional to 1,031,227.02, 1,423,071.84 and 572,314.95

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Solution

The fourth proportional to 1,031,227.02, 1,423,071.84 and 572,314.95 is: 789,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,227.02 : 1,423,071.84 = 572,314.95 : x
  2. Step 2: Convert to fraction form
    1,031,227.02/1,423,071.84 = 572,314.95/x
  3. Step 3: Cross multiply
    1,031,227.02x = 1,423,071.84 × 572,314.95
  4. Step 4: Simplify right side
    1,031,227.02x = 814,445,288,956.01
  5. Step 5: Solve for x
    x = 814,445,288,956.01/1,031,227.02
  6. Step 6: Final answer
    x = 789,782.73

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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.