Home / 1,560,147.60-2,335,555.80-928,736.40

Finding the Fourth Proportional to 1,560,147.60, 2,335,555.80 and 928,736.40

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Solution

The fourth proportional to 1,560,147.60, 2,335,555.80 and 928,736.40 is: 1,390,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,147.60 : 2,335,555.80 = 928,736.40 : x
  2. Step 2: Convert to fraction form
    1,560,147.60/2,335,555.80 = 928,736.40/x
  3. Step 3: Cross multiply
    1,560,147.60x = 2,335,555.80 × 928,736.40
  4. Step 4: Simplify right side
    1,560,147.60x = 2,169,115,685,691.12
  5. Step 5: Solve for x
    x = 2,169,115,685,691.12/1,560,147.60
  6. Step 6: Final answer
    x = 1,390,327.23

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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.