Home / 1,181,045.60-1,766,902.80-1,025,007.20

Finding the Fourth Proportional to 1,181,045.60, 1,766,902.80 and 1,025,007.20

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Solution

The fourth proportional to 1,181,045.60, 1,766,902.80 and 1,025,007.20 is: 1,533,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,045.60 : 1,766,902.80 = 1,025,007.20 : x
  2. Step 2: Convert to fraction form
    1,181,045.60/1,766,902.80 = 1,025,007.20/x
  3. Step 3: Cross multiply
    1,181,045.60x = 1,766,902.80 × 1,025,007.20
  4. Step 4: Simplify right side
    1,181,045.60x = 1,811,088,091,700.16
  5. Step 5: Solve for x
    x = 1,811,088,091,700.16/1,181,045.60
  6. Step 6: Final answer
    x = 1,533,461.61

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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.