Home / 2,258,404.02-3,116,659.95-1,278,265.14

Finding the Fourth Proportional to 2,258,404.02, 3,116,659.95 and 1,278,265.14

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Solution

The fourth proportional to 2,258,404.02, 3,116,659.95 and 1,278,265.14 is: 1,764,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,404.02 : 3,116,659.95 = 1,278,265.14 : x
  2. Step 2: Convert to fraction form
    2,258,404.02/3,116,659.95 = 1,278,265.14/x
  3. Step 3: Cross multiply
    2,258,404.02x = 3,116,659.95 × 1,278,265.14
  4. Step 4: Simplify right side
    2,258,404.02x = 3,983,917,767,319.14
  5. Step 5: Solve for x
    x = 3,983,917,767,319.14/2,258,404.02
  6. Step 6: Final answer
    x = 1,764,041.21

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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.