Home / 3,787,267.38-5,226,462.40-2,155,779.79

Finding the Fourth Proportional to 3,787,267.38, 5,226,462.40 and 2,155,779.79

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Solution

The fourth proportional to 3,787,267.38, 5,226,462.40 and 2,155,779.79 is: 2,974,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,267.38 : 5,226,462.40 = 2,155,779.79 : x
  2. Step 2: Convert to fraction form
    3,787,267.38/5,226,462.40 = 2,155,779.79/x
  3. Step 3: Cross multiply
    3,787,267.38x = 5,226,462.40 × 2,155,779.79
  4. Step 4: Simplify right side
    3,787,267.38x = 11,267,101,996,659.29
  5. Step 5: Solve for x
    x = 11,267,101,996,659.29/3,787,267.38
  6. Step 6: Final answer
    x = 2,974,995.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.