Home / 1,658,400.28-2,288,636.58-933,273.88

Finding the Fourth Proportional to 1,658,400.28, 2,288,636.58 and 933,273.88

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Solution

The fourth proportional to 1,658,400.28, 2,288,636.58 and 933,273.88 is: 1,287,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,400.28 : 2,288,636.58 = 933,273.88 : x
  2. Step 2: Convert to fraction form
    1,658,400.28/2,288,636.58 = 933,273.88/x
  3. Step 3: Cross multiply
    1,658,400.28x = 2,288,636.58 × 933,273.88
  4. Step 4: Simplify right side
    1,658,400.28x = 2,135,924,740,926.53
  5. Step 5: Solve for x
    x = 2,135,924,740,926.53/1,658,400.28
  6. Step 6: Final answer
    x = 1,287,942.82

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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.