Home / 1,440,221.88-2,160,306.90-493,597.56

Finding the Fourth Proportional to 1,440,221.88, 2,160,306.90 and 493,597.56

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Solution

The fourth proportional to 1,440,221.88, 2,160,306.90 and 493,597.56 is: 740,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,221.88 : 2,160,306.90 = 493,597.56 : x
  2. Step 2: Convert to fraction form
    1,440,221.88/2,160,306.90 = 493,597.56/x
  3. Step 3: Cross multiply
    1,440,221.88x = 2,160,306.90 × 493,597.56
  4. Step 4: Simplify right side
    1,440,221.88x = 1,066,322,214,691.16
  5. Step 5: Solve for x
    x = 1,066,322,214,691.16/1,440,221.88
  6. Step 6: Final answer
    x = 740,387.46

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1.5x scale

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.