Home / 3,132,535.41-4,698,806.87-858,079.42

Finding the Fourth Proportional to 3,132,535.41, 4,698,806.87 and 858,079.42

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Solution

The fourth proportional to 3,132,535.41, 4,698,806.87 and 858,079.42 is: 1,287,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,535.41 : 4,698,806.87 = 858,079.42 : x
  2. Step 2: Convert to fraction form
    3,132,535.41/4,698,806.87 = 858,079.42/x
  3. Step 3: Cross multiply
    3,132,535.41x = 4,698,806.87 × 858,079.42
  4. Step 4: Simplify right side
    3,132,535.41x = 4,031,949,473,701.62
  5. Step 5: Solve for x
    x = 4,031,949,473,701.62/3,132,535.41
  6. Step 6: Final answer
    x = 1,287,120.16

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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.