Home / 1,255,490.60-1,883,235.90-1,163,330.60

Finding the Fourth Proportional to 1,255,490.60, 1,883,235.90 and 1,163,330.60

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Solution

The fourth proportional to 1,255,490.60, 1,883,235.90 and 1,163,330.60 is: 1,744,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,490.60 : 1,883,235.90 = 1,163,330.60 : x
  2. Step 2: Convert to fraction form
    1,255,490.60/1,883,235.90 = 1,163,330.60/x
  3. Step 3: Cross multiply
    1,255,490.60x = 1,883,235.90 × 1,163,330.60
  4. Step 4: Simplify right side
    1,255,490.60x = 2,190,825,949,488.54
  5. Step 5: Solve for x
    x = 2,190,825,949,488.54/1,255,490.60
  6. Step 6: Final answer
    x = 1,744,995.90

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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.