Home / 1,126,803.96-1,689,849.16-368,470.24

Finding the Fourth Proportional to 1,126,803.96, 1,689,849.16 and 368,470.24

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Solution

The fourth proportional to 1,126,803.96, 1,689,849.16 and 368,470.24 is: 552,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,803.96 : 1,689,849.16 = 368,470.24 : x
  2. Step 2: Convert to fraction form
    1,126,803.96/1,689,849.16 = 368,470.24/x
  3. Step 3: Cross multiply
    1,126,803.96x = 1,689,849.16 × 368,470.24
  4. Step 4: Simplify right side
    1,126,803.96x = 622,659,125,549.00
  5. Step 5: Solve for x
    x = 622,659,125,549.00/1,126,803.96
  6. Step 6: Final answer
    x = 552,588.69

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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.