Home / 3,869,220.45-5,803,823.85-1,029,332.61

Finding the Fourth Proportional to 3,869,220.45, 5,803,823.85 and 1,029,332.61

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Solution

The fourth proportional to 3,869,220.45, 5,803,823.85 and 1,029,332.61 is: 1,543,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,220.45 : 5,803,823.85 = 1,029,332.61 : x
  2. Step 2: Convert to fraction form
    3,869,220.45/5,803,823.85 = 1,029,332.61/x
  3. Step 3: Cross multiply
    3,869,220.45x = 5,803,823.85 × 1,029,332.61
  4. Step 4: Simplify right side
    3,869,220.45x = 5,974,065,147,640.75
  5. Step 5: Solve for x
    x = 5,974,065,147,640.75/3,869,220.45
  6. Step 6: Final answer
    x = 1,543,997.10

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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.