Home / 1,124,869.27-1,687,551.77-326,184.16

Finding the Fourth Proportional to 1,124,869.27, 1,687,551.77 and 326,184.16

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Solution

The fourth proportional to 1,124,869.27, 1,687,551.77 and 326,184.16 is: 489,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,869.27 : 1,687,551.77 = 326,184.16 : x
  2. Step 2: Convert to fraction form
    1,124,869.27/1,687,551.77 = 326,184.16/x
  3. Step 3: Cross multiply
    1,124,869.27x = 1,687,551.77 × 326,184.16
  4. Step 4: Simplify right side
    1,124,869.27x = 550,452,650,704.16
  5. Step 5: Solve for x
    x = 550,452,650,704.16/1,124,869.27
  6. Step 6: Final answer
    x = 489,348.11

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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.