Home / 2,581,426.80-3,871,719.36-759,365.62

Finding the Fourth Proportional to 2,581,426.80, 3,871,719.36 and 759,365.62

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Solution

The fourth proportional to 2,581,426.80, 3,871,719.36 and 759,365.62 is: 1,138,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,426.80 : 3,871,719.36 = 759,365.62 : x
  2. Step 2: Convert to fraction form
    2,581,426.80/3,871,719.36 = 759,365.62/x
  3. Step 3: Cross multiply
    2,581,426.80x = 3,871,719.36 × 759,365.62
  4. Step 4: Simplify right side
    2,581,426.80x = 2,940,050,572,272.40
  5. Step 5: Solve for x
    x = 2,940,050,572,272.40/2,581,426.80
  6. Step 6: Final answer
    x = 1,138,924.63

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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.