Home / 1,232,084.66-1,700,227.06-688,211.78

Finding the Fourth Proportional to 1,232,084.66, 1,700,227.06 and 688,211.78

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Solution

The fourth proportional to 1,232,084.66, 1,700,227.06 and 688,211.78 is: 949,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,084.66 : 1,700,227.06 = 688,211.78 : x
  2. Step 2: Convert to fraction form
    1,232,084.66/1,700,227.06 = 688,211.78/x
  3. Step 3: Cross multiply
    1,232,084.66x = 1,700,227.06 × 688,211.78
  4. Step 4: Simplify right side
    1,232,084.66x = 1,170,116,281,145.10
  5. Step 5: Solve for x
    x = 1,170,116,281,145.10/1,232,084.66
  6. Step 6: Final answer
    x = 949,704.45

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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.