Home / 1,451,178.62-2,002,614.66-788,886.22

Finding the Fourth Proportional to 1,451,178.62, 2,002,614.66 and 788,886.22

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Solution

The fourth proportional to 1,451,178.62, 2,002,614.66 and 788,886.22 is: 1,088,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,178.62 : 2,002,614.66 = 788,886.22 : x
  2. Step 2: Convert to fraction form
    1,451,178.62/2,002,614.66 = 788,886.22/x
  3. Step 3: Cross multiply
    1,451,178.62x = 2,002,614.66 × 788,886.22
  4. Step 4: Simplify right side
    1,451,178.62x = 1,579,835,109,243.99
  5. Step 5: Solve for x
    x = 1,579,835,109,243.99/1,451,178.62
  6. Step 6: Final answer
    x = 1,088,656.55

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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.