Home / 1,158,028.70-1,736,265.45-618,374.30

Finding the Fourth Proportional to 1,158,028.70, 1,736,265.45 and 618,374.30

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Solution

The fourth proportional to 1,158,028.70, 1,736,265.45 and 618,374.30 is: 927,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,028.70 : 1,736,265.45 = 618,374.30 : x
  2. Step 2: Convert to fraction form
    1,158,028.70/1,736,265.45 = 618,374.30/x
  3. Step 3: Cross multiply
    1,158,028.70x = 1,736,265.45 × 618,374.30
  4. Step 4: Simplify right side
    1,158,028.70x = 1,073,661,932,257.94
  5. Step 5: Solve for x
    x = 1,073,661,932,257.94/1,158,028.70
  6. Step 6: Final answer
    x = 927,146.22

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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.