Home / 2,605,371.32-3,908,304.66-808,274.36

Finding the Fourth Proportional to 2,605,371.32, 3,908,304.66 and 808,274.36

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Solution

The fourth proportional to 2,605,371.32, 3,908,304.66 and 808,274.36 is: 1,212,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,371.32 : 3,908,304.66 = 808,274.36 : x
  2. Step 2: Convert to fraction form
    2,605,371.32/3,908,304.66 = 808,274.36/x
  3. Step 3: Cross multiply
    2,605,371.32x = 3,908,304.66 × 808,274.36
  4. Step 4: Simplify right side
    2,605,371.32x = 3,158,982,447,746.52
  5. Step 5: Solve for x
    x = 3,158,982,447,746.52/2,605,371.32
  6. Step 6: Final answer
    x = 1,212,488.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.