Home / 1,316,187.38-1,974,281.33-474,739.04

Finding the Fourth Proportional to 1,316,187.38, 1,974,281.33 and 474,739.04

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Solution

The fourth proportional to 1,316,187.38, 1,974,281.33 and 474,739.04 is: 712,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,187.38 : 1,974,281.33 = 474,739.04 : x
  2. Step 2: Convert to fraction form
    1,316,187.38/1,974,281.33 = 474,739.04/x
  3. Step 3: Cross multiply
    1,316,187.38x = 1,974,281.33 × 474,739.04
  4. Step 4: Simplify right side
    1,316,187.38x = 937,268,414,609.56
  5. Step 5: Solve for x
    x = 937,268,414,609.56/1,316,187.38
  6. Step 6: Final answer
    x = 712,108.65

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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.