Home / 1,575,178.80-2,364,517.80-976,815.60

Finding the Fourth Proportional to 1,575,178.80, 2,364,517.80 and 976,815.60

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Solution

The fourth proportional to 1,575,178.80, 2,364,517.80 and 976,815.60 is: 1,466,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,178.80 : 2,364,517.80 = 976,815.60 : x
  2. Step 2: Convert to fraction form
    1,575,178.80/2,364,517.80 = 976,815.60/x
  3. Step 3: Cross multiply
    1,575,178.80x = 2,364,517.80 × 976,815.60
  4. Step 4: Simplify right side
    1,575,178.80x = 2,309,697,873,517.68
  5. Step 5: Solve for x
    x = 2,309,697,873,517.68/1,575,178.80
  6. Step 6: Final answer
    x = 1,466,308.38

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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.