Home / 1,536,645.60-2,304,891.60-788,767.20

Finding the Fourth Proportional to 1,536,645.60, 2,304,891.60 and 788,767.20

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Solution

The fourth proportional to 1,536,645.60, 2,304,891.60 and 788,767.20 is: 1,183,111.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,645.60 : 2,304,891.60 = 788,767.20 : x
  2. Step 2: Convert to fraction form
    1,536,645.60/2,304,891.60 = 788,767.20/x
  3. Step 3: Cross multiply
    1,536,645.60x = 2,304,891.60 × 788,767.20
  4. Step 4: Simplify right side
    1,536,645.60x = 1,818,022,893,635.52
  5. Step 5: Solve for x
    x = 1,818,022,893,635.52/1,536,645.60
  6. Step 6: Final answer
    x = 1,183,111.38

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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.