Home / 2,694,442.80-3,718,328.76-1,487,215.92

Finding the Fourth Proportional to 2,694,442.80, 3,718,328.76 and 1,487,215.92

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Solution

The fourth proportional to 2,694,442.80, 3,718,328.76 and 1,487,215.92 is: 2,052,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,442.80 : 3,718,328.76 = 1,487,215.92 : x
  2. Step 2: Convert to fraction form
    2,694,442.80/3,718,328.76 = 1,487,215.92/x
  3. Step 3: Cross multiply
    2,694,442.80x = 3,718,328.76 × 1,487,215.92
  4. Step 4: Simplify right side
    2,694,442.80x = 5,529,957,727,665.86
  5. Step 5: Solve for x
    x = 5,529,957,727,665.86/2,694,442.80
  6. Step 6: Final answer
    x = 2,052,356.70

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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.