Home / 3,132,783.59-4,699,179.05-858,327.30

Finding the Fourth Proportional to 3,132,783.59, 4,699,179.05 and 858,327.30

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Solution

The fourth proportional to 3,132,783.59, 4,699,179.05 and 858,327.30 is: 1,287,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,783.59 : 4,699,179.05 = 858,327.30 : x
  2. Step 2: Convert to fraction form
    3,132,783.59/4,699,179.05 = 858,327.30/x
  3. Step 3: Cross multiply
    3,132,783.59x = 4,699,179.05 × 858,327.30
  4. Step 4: Simplify right side
    3,132,783.59x = 4,033,433,661,911.43
  5. Step 5: Solve for x
    x = 4,033,433,661,911.43/3,132,783.59
  6. Step 6: Final answer
    x = 1,287,491.95

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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.