Home / 3,641,054.40-5,022,565.92-2,112,966.72

Finding the Fourth Proportional to 3,641,054.40, 5,022,565.92 and 2,112,966.72

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Solution

The fourth proportional to 3,641,054.40, 5,022,565.92 and 2,112,966.72 is: 2,914,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,054.40 : 5,022,565.92 = 2,112,966.72 : x
  2. Step 2: Convert to fraction form
    3,641,054.40/5,022,565.92 = 2,112,966.72/x
  3. Step 3: Cross multiply
    3,641,054.40x = 5,022,565.92 × 2,112,966.72
  4. Step 4: Simplify right side
    3,641,054.40x = 10,612,514,637,966.18
  5. Step 5: Solve for x
    x = 10,612,514,637,966.18/3,641,054.40
  6. Step 6: Final answer
    x = 2,914,681.70

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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.