Home / 1,233,722.28-1,845,465.60-1,158,139.56

Finding the Fourth Proportional to 1,233,722.28, 1,845,465.60 and 1,158,139.56

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Solution

The fourth proportional to 1,233,722.28, 1,845,465.60 and 1,158,139.56 is: 1,732,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,722.28 : 1,845,465.60 = 1,158,139.56 : x
  2. Step 2: Convert to fraction form
    1,233,722.28/1,845,465.60 = 1,158,139.56/x
  3. Step 3: Cross multiply
    1,233,722.28x = 1,845,465.60 × 1,158,139.56
  4. Step 4: Simplify right side
    1,233,722.28x = 2,137,306,717,979.14
  5. Step 5: Solve for x
    x = 2,137,306,717,979.14/1,233,722.28
  6. Step 6: Final answer
    x = 1,732,405.06

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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.