Home / 1,158,027.20-1,736,263.20-618,372.80

Finding the Fourth Proportional to 1,158,027.20, 1,736,263.20 and 618,372.80

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Solution

The fourth proportional to 1,158,027.20, 1,736,263.20 and 618,372.80 is: 927,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,027.20 : 1,736,263.20 = 618,372.80 : x
  2. Step 2: Convert to fraction form
    1,158,027.20/1,736,263.20 = 618,372.80/x
  3. Step 3: Cross multiply
    1,158,027.20x = 1,736,263.20 × 618,372.80
  4. Step 4: Simplify right side
    1,158,027.20x = 1,073,657,936,520.96
  5. Step 5: Solve for x
    x = 1,073,657,936,520.96/1,158,027.20
  6. Step 6: Final answer
    x = 927,143.97

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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.