Home / 4,374,381.60-6,561,572.40-2,862,752.80

Finding the Fourth Proportional to 4,374,381.60, 6,561,572.40 and 2,862,752.80

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Solution

The fourth proportional to 4,374,381.60, 6,561,572.40 and 2,862,752.80 is: 4,294,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,381.60 : 6,561,572.40 = 2,862,752.80 : x
  2. Step 2: Convert to fraction form
    4,374,381.60/6,561,572.40 = 2,862,752.80/x
  3. Step 3: Cross multiply
    4,374,381.60x = 6,561,572.40 × 2,862,752.80
  4. Step 4: Simplify right side
    4,374,381.60x = 18,784,159,760,502.72
  5. Step 5: Solve for x
    x = 18,784,159,760,502.72/4,374,381.60
  6. Step 6: Final answer
    x = 4,294,129.20

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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.