Home / 3,675,633.84-5,071,631.40-2,147,445.72

Finding the Fourth Proportional to 3,675,633.84, 5,071,631.40 and 2,147,445.72

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Solution

The fourth proportional to 3,675,633.84, 5,071,631.40 and 2,147,445.72 is: 2,963,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675,633.84 : 5,071,631.40 = 2,147,445.72 : x
  2. Step 2: Convert to fraction form
    3,675,633.84/5,071,631.40 = 2,147,445.72/x
  3. Step 3: Cross multiply
    3,675,633.84x = 5,071,631.40 × 2,147,445.72
  4. Step 4: Simplify right side
    3,675,633.84x = 10,891,053,143,347.61
  5. Step 5: Solve for x
    x = 10,891,053,143,347.61/3,675,633.84
  6. Step 6: Final answer
    x = 2,963,040.83

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Double scale
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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.