Home / 1,811,284.02-2,498,531.10-1,131,039.54

Finding the Fourth Proportional to 1,811,284.02, 2,498,531.10 and 1,131,039.54

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Solution

The fourth proportional to 1,811,284.02, 2,498,531.10 and 1,131,039.54 is: 1,560,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,284.02 : 2,498,531.10 = 1,131,039.54 : x
  2. Step 2: Convert to fraction form
    1,811,284.02/2,498,531.10 = 1,131,039.54/x
  3. Step 3: Cross multiply
    1,811,284.02x = 2,498,531.10 × 1,131,039.54
  4. Step 4: Simplify right side
    1,811,284.02x = 2,825,937,466,019.69
  5. Step 5: Solve for x
    x = 2,825,937,466,019.69/1,811,284.02
  6. Step 6: Final answer
    x = 1,560,184.62

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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.