Home / 1,320,591.60-1,823,326.20-976,503.60

Finding the Fourth Proportional to 1,320,591.60, 1,823,326.20 and 976,503.60

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Solution

The fourth proportional to 1,320,591.60, 1,823,326.20 and 976,503.60 is: 1,348,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,591.60 : 1,823,326.20 = 976,503.60 : x
  2. Step 2: Convert to fraction form
    1,320,591.60/1,823,326.20 = 976,503.60/x
  3. Step 3: Cross multiply
    1,320,591.60x = 1,823,326.20 × 976,503.60
  4. Step 4: Simplify right side
    1,320,591.60x = 1,780,484,598,274.32
  5. Step 5: Solve for x
    x = 1,780,484,598,274.32/1,320,591.60
  6. Step 6: Final answer
    x = 1,348,247.71

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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.