Home / 1,811,957.31-2,500,437.42-996,155.10

Finding the Fourth Proportional to 1,811,957.31, 2,500,437.42 and 996,155.10

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Solution

The fourth proportional to 1,811,957.31, 2,500,437.42 and 996,155.10 is: 1,374,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,957.31 : 2,500,437.42 = 996,155.10 : x
  2. Step 2: Convert to fraction form
    1,811,957.31/2,500,437.42 = 996,155.10/x
  3. Step 3: Cross multiply
    1,811,957.31x = 2,500,437.42 × 996,155.10
  4. Step 4: Simplify right side
    1,811,957.31x = 2,490,823,488,163.84
  5. Step 5: Solve for x
    x = 2,490,823,488,163.84/1,811,957.31
  6. Step 6: Final answer
    x = 1,374,659.04

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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.