Home / 1,146,807.72-1,582,635.24-630,600.80

Finding the Fourth Proportional to 1,146,807.72, 1,582,635.24 and 630,600.80

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Solution

The fourth proportional to 1,146,807.72, 1,582,635.24 and 630,600.80 is: 870,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,807.72 : 1,582,635.24 = 630,600.80 : x
  2. Step 2: Convert to fraction form
    1,146,807.72/1,582,635.24 = 630,600.80/x
  3. Step 3: Cross multiply
    1,146,807.72x = 1,582,635.24 × 630,600.80
  4. Step 4: Simplify right side
    1,146,807.72x = 998,011,040,539.02
  5. Step 5: Solve for x
    x = 998,011,040,539.02/1,146,807.72
  6. Step 6: Final answer
    x = 870,251.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.