Home / 5,282,726.43-7,927,640.68-1,871,000.76

Finding the Fourth Proportional to 5,282,726.43, 7,927,640.68 and 1,871,000.76

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Solution

The fourth proportional to 5,282,726.43, 7,927,640.68 and 1,871,000.76 is: 2,807,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282,726.43 : 7,927,640.68 = 1,871,000.76 : x
  2. Step 2: Convert to fraction form
    5,282,726.43/7,927,640.68 = 1,871,000.76/x
  3. Step 3: Cross multiply
    5,282,726.43x = 7,927,640.68 × 1,871,000.76
  4. Step 4: Simplify right side
    5,282,726.43x = 14,832,621,737,286.92
  5. Step 5: Solve for x
    x = 14,832,621,737,286.92/5,282,726.43
  6. Step 6: Final answer
    x = 2,807,758.82

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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.