Home / 1,455,173.71-2,182,228.39-556,170.91

Finding the Fourth Proportional to 1,455,173.71, 2,182,228.39 and 556,170.91

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Solution

The fourth proportional to 1,455,173.71, 2,182,228.39 and 556,170.91 is: 834,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,173.71 : 2,182,228.39 = 556,170.91 : x
  2. Step 2: Convert to fraction form
    1,455,173.71/2,182,228.39 = 556,170.91/x
  3. Step 3: Cross multiply
    1,455,173.71x = 2,182,228.39 × 556,170.91
  4. Step 4: Simplify right side
    1,455,173.71x = 1,213,691,949,494.14
  5. Step 5: Solve for x
    x = 1,213,691,949,494.14/1,455,173.71
  6. Step 6: Final answer
    x = 834,052.97

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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.