Home / 1,039,385.10-1,560,244.05-803,772.30

Finding the Fourth Proportional to 1,039,385.10, 1,560,244.05 and 803,772.30

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Solution

The fourth proportional to 1,039,385.10, 1,560,244.05 and 803,772.30 is: 1,206,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,385.10 : 1,560,244.05 = 803,772.30 : x
  2. Step 2: Convert to fraction form
    1,039,385.10/1,560,244.05 = 803,772.30/x
  3. Step 3: Cross multiply
    1,039,385.10x = 1,560,244.05 × 803,772.30
  4. Step 4: Simplify right side
    1,039,385.10x = 1,254,080,948,629.82
  5. Step 5: Solve for x
    x = 1,254,080,948,629.82/1,039,385.10
  6. Step 6: Final answer
    x = 1,206,560.44

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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.