Home / 1,073,587.80-1,610,576.10-442,565.40

Finding the Fourth Proportional to 1,073,587.80, 1,610,576.10 and 442,565.40

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Solution

The fourth proportional to 1,073,587.80, 1,610,576.10 and 442,565.40 is: 663,928.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,587.80 : 1,610,576.10 = 442,565.40 : x
  2. Step 2: Convert to fraction form
    1,073,587.80/1,610,576.10 = 442,565.40/x
  3. Step 3: Cross multiply
    1,073,587.80x = 1,610,576.10 × 442,565.40
  4. Step 4: Simplify right side
    1,073,587.80x = 712,785,255,926.94
  5. Step 5: Solve for x
    x = 712,785,255,926.94/1,073,587.80
  6. Step 6: Final answer
    x = 663,928.24

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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.