Home / 1,434,200.38-2,150,799.26-423,053.91

Finding the Fourth Proportional to 1,434,200.38, 2,150,799.26 and 423,053.91

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Solution

The fourth proportional to 1,434,200.38, 2,150,799.26 and 423,053.91 is: 634,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,200.38 : 2,150,799.26 = 423,053.91 : x
  2. Step 2: Convert to fraction form
    1,434,200.38/2,150,799.26 = 423,053.91/x
  3. Step 3: Cross multiply
    1,434,200.38x = 2,150,799.26 × 423,053.91
  4. Step 4: Simplify right side
    1,434,200.38x = 909,904,036,568.11
  5. Step 5: Solve for x
    x = 909,904,036,568.11/1,434,200.38
  6. Step 6: Final answer
    x = 634,432.99

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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.