Home / 918,068.46-1,267,084.79-764,863.71

Finding the Fourth Proportional to 918,068.46, 1,267,084.79 and 764,863.71

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Solution

The fourth proportional to 918,068.46, 1,267,084.79 and 764,863.71 is: 1,055,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,068.46 : 1,267,084.79 = 764,863.71 : x
  2. Step 2: Convert to fraction form
    918,068.46/1,267,084.79 = 764,863.71/x
  3. Step 3: Cross multiply
    918,068.46x = 1,267,084.79 × 764,863.71
  4. Step 4: Simplify right side
    918,068.46x = 969,147,173,363.97
  5. Step 5: Solve for x
    x = 969,147,173,363.97/918,068.46
  6. Step 6: Final answer
    x = 1,055,637.15

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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.