Home / 1,913,797.13-2,641,009.07-1,042,642.24

Finding the Fourth Proportional to 1,913,797.13, 2,641,009.07 and 1,042,642.24

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Solution

The fourth proportional to 1,913,797.13, 2,641,009.07 and 1,042,642.24 is: 1,438,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,797.13 : 2,641,009.07 = 1,042,642.24 : x
  2. Step 2: Convert to fraction form
    1,913,797.13/2,641,009.07 = 1,042,642.24/x
  3. Step 3: Cross multiply
    1,913,797.13x = 2,641,009.07 × 1,042,642.24
  4. Step 4: Simplify right side
    1,913,797.13x = 2,753,627,608,609.20
  5. Step 5: Solve for x
    x = 2,753,627,608,609.20/1,913,797.13
  6. Step 6: Final answer
    x = 1,438,829.42

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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.