Home / 1,324,505.13-1,983,289.04-867,659.16

Finding the Fourth Proportional to 1,324,505.13, 1,983,289.04 and 867,659.16

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Solution

The fourth proportional to 1,324,505.13, 1,983,289.04 and 867,659.16 is: 1,299,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,505.13 : 1,983,289.04 = 867,659.16 : x
  2. Step 2: Convert to fraction form
    1,324,505.13/1,983,289.04 = 867,659.16/x
  3. Step 3: Cross multiply
    1,324,505.13x = 1,983,289.04 × 867,659.16
  4. Step 4: Simplify right side
    1,324,505.13x = 1,720,818,902,483.61
  5. Step 5: Solve for x
    x = 1,720,818,902,483.61/1,324,505.13
  6. Step 6: Final answer
    x = 1,299,216.49

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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.