Home / 3,016,948.31-4,163,470.31-1,640,384.45

Finding the Fourth Proportional to 3,016,948.31, 4,163,470.31 and 1,640,384.45

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Solution

The fourth proportional to 3,016,948.31, 4,163,470.31 and 1,640,384.45 is: 2,263,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,948.31 : 4,163,470.31 = 1,640,384.45 : x
  2. Step 2: Convert to fraction form
    3,016,948.31/4,163,470.31 = 1,640,384.45/x
  3. Step 3: Cross multiply
    3,016,948.31x = 4,163,470.31 × 1,640,384.45
  4. Step 4: Simplify right side
    3,016,948.31x = 6,829,691,954,560.68
  5. Step 5: Solve for x
    x = 6,829,691,954,560.68/3,016,948.31
  6. Step 6: Final answer
    x = 2,263,774.93

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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.