Home / 2,817,677.92-4,226,812.44-1,220,402.56

Finding the Fourth Proportional to 2,817,677.92, 4,226,812.44 and 1,220,402.56

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Solution

The fourth proportional to 2,817,677.92, 4,226,812.44 and 1,220,402.56 is: 1,830,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,677.92 : 4,226,812.44 = 1,220,402.56 : x
  2. Step 2: Convert to fraction form
    2,817,677.92/4,226,812.44 = 1,220,402.56/x
  3. Step 3: Cross multiply
    2,817,677.92x = 4,226,812.44 × 1,220,402.56
  4. Step 4: Simplify right side
    2,817,677.92x = 5,158,412,722,415.85
  5. Step 5: Solve for x
    x = 5,158,412,722,415.85/2,817,677.92
  6. Step 6: Final answer
    x = 1,830,731.85

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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.