Home / 1,232,237.26-1,700,468.67-688,380.85

Finding the Fourth Proportional to 1,232,237.26, 1,700,468.67 and 688,380.85

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Solution

The fourth proportional to 1,232,237.26, 1,700,468.67 and 688,380.85 is: 949,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,237.26 : 1,700,468.67 = 688,380.85 : x
  2. Step 2: Convert to fraction form
    1,232,237.26/1,700,468.67 = 688,380.85/x
  3. Step 3: Cross multiply
    1,232,237.26x = 1,700,468.67 × 688,380.85
  4. Step 4: Simplify right side
    1,232,237.26x = 1,170,570,068,452.97
  5. Step 5: Solve for x
    x = 1,170,570,068,452.97/1,232,237.26
  6. Step 6: Final answer
    x = 949,955.10

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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.