Home / 1,632,739.92-2,253,363.36-988,515.12

Finding the Fourth Proportional to 1,632,739.92, 2,253,363.36 and 988,515.12

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Solution

The fourth proportional to 1,632,739.92, 2,253,363.36 and 988,515.12 is: 1,364,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,739.92 : 2,253,363.36 = 988,515.12 : x
  2. Step 2: Convert to fraction form
    1,632,739.92/2,253,363.36 = 988,515.12/x
  3. Step 3: Cross multiply
    1,632,739.92x = 2,253,363.36 × 988,515.12
  4. Step 4: Simplify right side
    1,632,739.92x = 2,227,483,752,214.00
  5. Step 5: Solve for x
    x = 2,227,483,752,214.00/1,632,739.92
  6. Step 6: Final answer
    x = 1,364,261.22

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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.