Home / 1,009,912.32-1,393,724.16-580,331.52

Finding the Fourth Proportional to 1,009,912.32, 1,393,724.16 and 580,331.52

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Solution

The fourth proportional to 1,009,912.32, 1,393,724.16 and 580,331.52 is: 800,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,912.32 : 1,393,724.16 = 580,331.52 : x
  2. Step 2: Convert to fraction form
    1,009,912.32/1,393,724.16 = 580,331.52/x
  3. Step 3: Cross multiply
    1,009,912.32x = 1,393,724.16 × 580,331.52
  4. Step 4: Simplify right side
    1,009,912.32x = 808,822,060,233.52
  5. Step 5: Solve for x
    x = 808,822,060,233.52/1,009,912.32
  6. Step 6: Final answer
    x = 800,883.45

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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.