Home / 1,630,930.64-2,250,414.03-942,666.71

Finding the Fourth Proportional to 1,630,930.64, 2,250,414.03 and 942,666.71

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Solution

The fourth proportional to 1,630,930.64, 2,250,414.03 and 942,666.71 is: 1,300,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,930.64 : 2,250,414.03 = 942,666.71 : x
  2. Step 2: Convert to fraction form
    1,630,930.64/2,250,414.03 = 942,666.71/x
  3. Step 3: Cross multiply
    1,630,930.64x = 2,250,414.03 × 942,666.71
  4. Step 4: Simplify right side
    1,630,930.64x = 2,121,390,388,752.42
  5. Step 5: Solve for x
    x = 2,121,390,388,752.42/1,630,930.64
  6. Step 6: Final answer
    x = 1,300,723.85

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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.