Home / 1,661,288.96-2,292,578.84-897,342.52

Finding the Fourth Proportional to 1,661,288.96, 2,292,578.84 and 897,342.52

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Solution

The fourth proportional to 1,661,288.96, 2,292,578.84 and 897,342.52 is: 1,238,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,288.96 : 2,292,578.84 = 897,342.52 : x
  2. Step 2: Convert to fraction form
    1,661,288.96/2,292,578.84 = 897,342.52/x
  3. Step 3: Cross multiply
    1,661,288.96x = 2,292,578.84 × 897,342.52
  4. Step 4: Simplify right side
    1,661,288.96x = 2,057,228,474,394.77
  5. Step 5: Solve for x
    x = 2,057,228,474,394.77/1,661,288.96
  6. Step 6: Final answer
    x = 1,238,332.72

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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.