Home / 1,149,724.87-1,725,325.19-771,073.03

Finding the Fourth Proportional to 1,149,724.87, 1,725,325.19 and 771,073.03

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Solution

The fourth proportional to 1,149,724.87, 1,725,325.19 and 771,073.03 is: 1,157,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,724.87 : 1,725,325.19 = 771,073.03 : x
  2. Step 2: Convert to fraction form
    1,149,724.87/1,725,325.19 = 771,073.03/x
  3. Step 3: Cross multiply
    1,149,724.87x = 1,725,325.19 × 771,073.03
  4. Step 4: Simplify right side
    1,149,724.87x = 1,330,351,721,988.63
  5. Step 5: Solve for x
    x = 1,330,351,721,988.63/1,149,724.87
  6. Step 6: Final answer
    x = 1,157,104.41

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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.