Home / 3,132,610.19-4,698,919.41-858,154.81

Finding the Fourth Proportional to 3,132,610.19, 4,698,919.41 and 858,154.81

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Solution

The fourth proportional to 3,132,610.19, 4,698,919.41 and 858,154.81 is: 1,287,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,610.19 : 4,698,919.41 = 858,154.81 : x
  2. Step 2: Convert to fraction form
    3,132,610.19/4,698,919.41 = 858,154.81/x
  3. Step 3: Cross multiply
    3,132,610.19x = 4,698,919.41 × 858,154.81
  4. Step 4: Simplify right side
    3,132,610.19x = 4,032,400,293,493.86
  5. Step 5: Solve for x
    x = 4,032,400,293,493.86/3,132,610.19
  6. Step 6: Final answer
    x = 1,287,233.35

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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.