Home / 1,144,152.92-1,578,274.80-713,685.44

Finding the Fourth Proportional to 1,144,152.92, 1,578,274.80 and 713,685.44

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Solution

The fourth proportional to 1,144,152.92, 1,578,274.80 and 713,685.44 is: 984,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,152.92 : 1,578,274.80 = 713,685.44 : x
  2. Step 2: Convert to fraction form
    1,144,152.92/1,578,274.80 = 713,685.44/x
  3. Step 3: Cross multiply
    1,144,152.92x = 1,578,274.80 × 713,685.44
  4. Step 4: Simplify right side
    1,144,152.92x = 1,126,391,745,078.91
  5. Step 5: Solve for x
    x = 1,126,391,745,078.91/1,144,152.92
  6. Step 6: Final answer
    x = 984,476.57

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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.