Home / 1,800,810.80-2,485,333.24-1,037,013.20

Finding the Fourth Proportional to 1,800,810.80, 2,485,333.24 and 1,037,013.20

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Solution

The fourth proportional to 1,800,810.80, 2,485,333.24 and 1,037,013.20 is: 1,431,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,810.80 : 2,485,333.24 = 1,037,013.20 : x
  2. Step 2: Convert to fraction form
    1,800,810.80/2,485,333.24 = 1,037,013.20/x
  3. Step 3: Cross multiply
    1,800,810.80x = 2,485,333.24 × 1,037,013.20
  4. Step 4: Simplify right side
    1,800,810.80x = 2,577,323,376,278.77
  5. Step 5: Solve for x
    x = 2,577,323,376,278.77/1,800,810.80
  6. Step 6: Final answer
    x = 1,431,201.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.