Home / 2,600,046.38-3,587,932.72-1,422,619.77

Finding the Fourth Proportional to 2,600,046.38, 3,587,932.72 and 1,422,619.77

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Solution

The fourth proportional to 2,600,046.38, 3,587,932.72 and 1,422,619.77 is: 1,963,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,046.38 : 3,587,932.72 = 1,422,619.77 : x
  2. Step 2: Convert to fraction form
    2,600,046.38/3,587,932.72 = 1,422,619.77/x
  3. Step 3: Cross multiply
    2,600,046.38x = 3,587,932.72 × 1,422,619.77
  4. Step 4: Simplify right side
    2,600,046.38x = 5,104,264,036,134.90
  5. Step 5: Solve for x
    x = 5,104,264,036,134.90/2,600,046.38
  6. Step 6: Final answer
    x = 1,963,143.45

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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.