Home / 1,143,937.92-1,578,709.08-660,523.44

Finding the Fourth Proportional to 1,143,937.92, 1,578,709.08 and 660,523.44

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Solution

The fourth proportional to 1,143,937.92, 1,578,709.08 and 660,523.44 is: 911,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,937.92 : 1,578,709.08 = 660,523.44 : x
  2. Step 2: Convert to fraction form
    1,143,937.92/1,578,709.08 = 660,523.44/x
  3. Step 3: Cross multiply
    1,143,937.92x = 1,578,709.08 × 660,523.44
  4. Step 4: Simplify right side
    1,143,937.92x = 1,042,774,352,280.84
  5. Step 5: Solve for x
    x = 1,042,774,352,280.84/1,143,937.92
  6. Step 6: Final answer
    x = 911,565.51

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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.