Home / 2,175,989.39-3,001,614.68-1,358,774.45

Finding the Fourth Proportional to 2,175,989.39, 3,001,614.68 and 1,358,774.45

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Solution

The fourth proportional to 2,175,989.39, 3,001,614.68 and 1,358,774.45 is: 1,874,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,989.39 : 3,001,614.68 = 1,358,774.45 : x
  2. Step 2: Convert to fraction form
    2,175,989.39/3,001,614.68 = 1,358,774.45/x
  3. Step 3: Cross multiply
    2,175,989.39x = 3,001,614.68 × 1,358,774.45
  4. Step 4: Simplify right side
    2,175,989.39x = 4,078,517,314,126.98
  5. Step 5: Solve for x
    x = 4,078,517,314,126.98/2,175,989.39
  6. Step 6: Final answer
    x = 1,874,327.76

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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.