Home / 5,279,084.31-7,921,622.01-2,850,205.22

Finding the Fourth Proportional to 5,279,084.31, 7,921,622.01 and 2,850,205.22

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Solution

The fourth proportional to 5,279,084.31, 7,921,622.01 and 2,850,205.22 is: 4,276,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,084.31 : 7,921,622.01 = 2,850,205.22 : x
  2. Step 2: Convert to fraction form
    5,279,084.31/7,921,622.01 = 2,850,205.22/x
  3. Step 3: Cross multiply
    5,279,084.31x = 7,921,622.01 × 2,850,205.22
  4. Step 4: Simplify right side
    5,279,084.31x = 22,578,248,364,160.78
  5. Step 5: Solve for x
    x = 22,578,248,364,160.78/5,279,084.31
  6. Step 6: Final answer
    x = 4,276,925.13

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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.