Home / 1,171,713.42-1,616,888.04-655,377.84

Finding the Fourth Proportional to 1,171,713.42, 1,616,888.04 and 655,377.84

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Solution

The fourth proportional to 1,171,713.42, 1,616,888.04 and 655,377.84 is: 904,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,713.42 : 1,616,888.04 = 655,377.84 : x
  2. Step 2: Convert to fraction form
    1,171,713.42/1,616,888.04 = 655,377.84/x
  3. Step 3: Cross multiply
    1,171,713.42x = 1,616,888.04 × 655,377.84
  4. Step 4: Simplify right side
    1,171,713.42x = 1,059,672,591,177.03
  5. Step 5: Solve for x
    x = 1,059,672,591,177.03/1,171,713.42
  6. Step 6: Final answer
    x = 904,378.64

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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.