Home / 3,896,158.65-5,376,683.25-2,177,278.71

Finding the Fourth Proportional to 3,896,158.65, 5,376,683.25 and 2,177,278.71

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Solution

The fourth proportional to 3,896,158.65, 5,376,683.25 and 2,177,278.71 is: 3,004,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,158.65 : 5,376,683.25 = 2,177,278.71 : x
  2. Step 2: Convert to fraction form
    3,896,158.65/5,376,683.25 = 2,177,278.71/x
  3. Step 3: Cross multiply
    3,896,158.65x = 5,376,683.25 × 2,177,278.71
  4. Step 4: Simplify right side
    3,896,158.65x = 11,706,537,970,638.61
  5. Step 5: Solve for x
    x = 11,706,537,970,638.61/3,896,158.65
  6. Step 6: Final answer
    x = 3,004,635.85

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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.