Home / 3,455,140-4,767,794.32-2,231,498.92

Finding the Fourth Proportional to 3,455,140, 4,767,794.32 and 2,231,498.92

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Solution

The fourth proportional to 3,455,140, 4,767,794.32 and 2,231,498.92 is: 3,079,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,140 : 4,767,794.32 = 2,231,498.92 : x
  2. Step 2: Convert to fraction form
    3,455,140/4,767,794.32 = 2,231,498.92/x
  3. Step 3: Cross multiply
    3,455,140x = 4,767,794.32 × 2,231,498.92
  4. Step 4: Simplify right side
    3,455,140x = 10,639,327,875,862.13
  5. Step 5: Solve for x
    x = 10,639,327,875,862.13/3,455,140
  6. Step 6: Final answer
    x = 3,079,275.48

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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.