Home / 3,009,538.09-4,513,358.81-987,310.77

Finding the Fourth Proportional to 3,009,538.09, 4,513,358.81 and 987,310.77

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Solution

The fourth proportional to 3,009,538.09, 4,513,358.81 and 987,310.77 is: 1,480,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,538.09 : 4,513,358.81 = 987,310.77 : x
  2. Step 2: Convert to fraction form
    3,009,538.09/4,513,358.81 = 987,310.77/x
  3. Step 3: Cross multiply
    3,009,538.09x = 4,513,358.81 × 987,310.77
  4. Step 4: Simplify right side
    3,009,538.09x = 4,456,087,747,530.57
  5. Step 5: Solve for x
    x = 4,456,087,747,530.57/3,009,538.09
  6. Step 6: Final answer
    x = 1,480,655.04

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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.