Home / 3,854,510.72-5,319,045.60-2,112,169.76

Finding the Fourth Proportional to 3,854,510.72, 5,319,045.60 and 2,112,169.76

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Solution

The fourth proportional to 3,854,510.72, 5,319,045.60 and 2,112,169.76 is: 2,914,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,510.72 : 5,319,045.60 = 2,112,169.76 : x
  2. Step 2: Convert to fraction form
    3,854,510.72/5,319,045.60 = 2,112,169.76/x
  3. Step 3: Cross multiply
    3,854,510.72x = 5,319,045.60 × 2,112,169.76
  4. Step 4: Simplify right side
    3,854,510.72x = 11,234,727,268,381.05
  5. Step 5: Solve for x
    x = 11,234,727,268,381.05/3,854,510.72
  6. Step 6: Final answer
    x = 2,914,696.08

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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.