Home / 6,174,458.40-9,261,687.60-1,915,057.20

Finding the Fourth Proportional to 6,174,458.40, 9,261,687.60 and 1,915,057.20

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Solution

The fourth proportional to 6,174,458.40, 9,261,687.60 and 1,915,057.20 is: 2,872,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174,458.40 : 9,261,687.60 = 1,915,057.20 : x
  2. Step 2: Convert to fraction form
    6,174,458.40/9,261,687.60 = 1,915,057.20/x
  3. Step 3: Cross multiply
    6,174,458.40x = 9,261,687.60 × 1,915,057.20
  4. Step 4: Simplify right side
    6,174,458.40x = 17,736,661,522,530.72
  5. Step 5: Solve for x
    x = 17,736,661,522,530.72/6,174,458.40
  6. Step 6: Final answer
    x = 2,872,585.80

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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.