Home / 1,181,145.60-1,767,052.80-1,025,107.20

Finding the Fourth Proportional to 1,181,145.60, 1,767,052.80 and 1,025,107.20

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Solution

The fourth proportional to 1,181,145.60, 1,767,052.80 and 1,025,107.20 is: 1,533,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,145.60 : 1,767,052.80 = 1,025,107.20 : x
  2. Step 2: Convert to fraction form
    1,181,145.60/1,767,052.80 = 1,025,107.20/x
  3. Step 3: Cross multiply
    1,181,145.60x = 1,767,052.80 × 1,025,107.20
  4. Step 4: Simplify right side
    1,181,145.60x = 1,811,418,548,060.16
  5. Step 5: Solve for x
    x = 1,811,418,548,060.16/1,181,145.60
  6. Step 6: Final answer
    x = 1,533,611.56

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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.