Home / 1,418,432.40-2,127,648.60-577,587.60

Finding the Fourth Proportional to 1,418,432.40, 2,127,648.60 and 577,587.60

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Solution

The fourth proportional to 1,418,432.40, 2,127,648.60 and 577,587.60 is: 866,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,432.40 : 2,127,648.60 = 577,587.60 : x
  2. Step 2: Convert to fraction form
    1,418,432.40/2,127,648.60 = 577,587.60/x
  3. Step 3: Cross multiply
    1,418,432.40x = 2,127,648.60 × 577,587.60
  4. Step 4: Simplify right side
    1,418,432.40x = 1,228,903,448,517.36
  5. Step 5: Solve for x
    x = 1,228,903,448,517.36/1,418,432.40
  6. Step 6: Final answer
    x = 866,381.40

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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.