Home / 4,969,999.29-7,454,168.47-1,376,129.53

Finding the Fourth Proportional to 4,969,999.29, 7,454,168.47 and 1,376,129.53

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Solution

The fourth proportional to 4,969,999.29, 7,454,168.47 and 1,376,129.53 is: 2,063,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,999.29 : 7,454,168.47 = 1,376,129.53 : x
  2. Step 2: Convert to fraction form
    4,969,999.29/7,454,168.47 = 1,376,129.53/x
  3. Step 3: Cross multiply
    4,969,999.29x = 7,454,168.47 × 1,376,129.53
  4. Step 4: Simplify right side
    4,969,999.29x = 10,257,901,353,161.92
  5. Step 5: Solve for x
    x = 10,257,901,353,161.92/4,969,999.29
  6. Step 6: Final answer
    x = 2,063,964.35

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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.