Home / 2,527,040.56-3,487,264.20-1,381,129.12

Finding the Fourth Proportional to 2,527,040.56, 3,487,264.20 and 1,381,129.12

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Solution

The fourth proportional to 2,527,040.56, 3,487,264.20 and 1,381,129.12 is: 1,905,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527,040.56 : 3,487,264.20 = 1,381,129.12 : x
  2. Step 2: Convert to fraction form
    2,527,040.56/3,487,264.20 = 1,381,129.12/x
  3. Step 3: Cross multiply
    2,527,040.56x = 3,487,264.20 × 1,381,129.12
  4. Step 4: Simplify right side
    2,527,040.56x = 4,816,362,135,753.51
  5. Step 5: Solve for x
    x = 4,816,362,135,753.51/2,527,040.56
  6. Step 6: Final answer
    x = 1,905,929.89

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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.