Home / 4,945,172.16-7,418,823.90-1,533,390.12

Finding the Fourth Proportional to 4,945,172.16, 7,418,823.90 and 1,533,390.12

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Solution

The fourth proportional to 4,945,172.16, 7,418,823.90 and 1,533,390.12 is: 2,300,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,172.16 : 7,418,823.90 = 1,533,390.12 : x
  2. Step 2: Convert to fraction form
    4,945,172.16/7,418,823.90 = 1,533,390.12/x
  3. Step 3: Cross multiply
    4,945,172.16x = 7,418,823.90 × 1,533,390.12
  4. Step 4: Simplify right side
    4,945,172.16x = 11,375,951,270,279.87
  5. Step 5: Solve for x
    x = 11,375,951,270,279.87/4,945,172.16
  6. Step 6: Final answer
    x = 2,300,415.62

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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.