Home / 3,891,667.12-5,832,437.28-1,583,470.29

Finding the Fourth Proportional to 3,891,667.12, 5,832,437.28 and 1,583,470.29

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Solution

The fourth proportional to 3,891,667.12, 5,832,437.28 and 1,583,470.29 is: 2,373,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,667.12 : 5,832,437.28 = 1,583,470.29 : x
  2. Step 2: Convert to fraction form
    3,891,667.12/5,832,437.28 = 1,583,470.29/x
  3. Step 3: Cross multiply
    3,891,667.12x = 5,832,437.28 × 1,583,470.29
  4. Step 4: Simplify right side
    3,891,667.12x = 9,235,491,122,006.23
  5. Step 5: Solve for x
    x = 9,235,491,122,006.23/3,891,667.12
  6. Step 6: Final answer
    x = 2,373,145.19

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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.