Home / 1,672,861.70-2,509,287.93-474,785.16

Finding the Fourth Proportional to 1,672,861.70, 2,509,287.93 and 474,785.16

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Solution

The fourth proportional to 1,672,861.70, 2,509,287.93 and 474,785.16 is: 712,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,861.70 : 2,509,287.93 = 474,785.16 : x
  2. Step 2: Convert to fraction form
    1,672,861.70/2,509,287.93 = 474,785.16/x
  3. Step 3: Cross multiply
    1,672,861.70x = 2,509,287.93 × 474,785.16
  4. Step 4: Simplify right side
    1,672,861.70x = 1,191,372,671,331.12
  5. Step 5: Solve for x
    x = 1,191,372,671,331.12/1,672,861.70
  6. Step 6: Final answer
    x = 712,176.43

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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.