Home / 1,392,230.61-2,088,045.14-493,701.66

Finding the Fourth Proportional to 1,392,230.61, 2,088,045.14 and 493,701.66

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Solution

The fourth proportional to 1,392,230.61, 2,088,045.14 and 493,701.66 is: 740,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,230.61 : 2,088,045.14 = 493,701.66 : x
  2. Step 2: Convert to fraction form
    1,392,230.61/2,088,045.14 = 493,701.66/x
  3. Step 3: Cross multiply
    1,392,230.61x = 2,088,045.14 × 493,701.66
  4. Step 4: Simplify right side
    1,392,230.61x = 1,030,871,349,304.42
  5. Step 5: Solve for x
    x = 1,030,871,349,304.42/1,392,230.61
  6. Step 6: Final answer
    x = 740,445.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.