Home / 1,661,346.90-2,292,565.41-982,502.10

Finding the Fourth Proportional to 1,661,346.90, 2,292,565.41 and 982,502.10

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Solution

The fourth proportional to 1,661,346.90, 2,292,565.41 and 982,502.10 is: 1,355,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,346.90 : 2,292,565.41 = 982,502.10 : x
  2. Step 2: Convert to fraction form
    1,661,346.90/2,292,565.41 = 982,502.10/x
  3. Step 3: Cross multiply
    1,661,346.90x = 2,292,565.41 × 982,502.10
  4. Step 4: Simplify right side
    1,661,346.90x = 2,252,450,329,712.36
  5. Step 5: Solve for x
    x = 2,252,450,329,712.36/1,661,346.90
  6. Step 6: Final answer
    x = 1,355,797.71

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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.