Home / 1,560,555.60-2,339,278.20-717,637.20

Finding the Fourth Proportional to 1,560,555.60, 2,339,278.20 and 717,637.20

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Solution

The fourth proportional to 1,560,555.60, 2,339,278.20 and 717,637.20 is: 1,075,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,555.60 : 2,339,278.20 = 717,637.20 : x
  2. Step 2: Convert to fraction form
    1,560,555.60/2,339,278.20 = 717,637.20/x
  3. Step 3: Cross multiply
    1,560,555.60x = 2,339,278.20 × 717,637.20
  4. Step 4: Simplify right side
    1,560,555.60x = 1,678,753,057,469.04
  5. Step 5: Solve for x
    x = 1,678,753,057,469.04/1,560,555.60
  6. Step 6: Final answer
    x = 1,075,740.63

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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.