Home / 3,016,948.56-4,163,470.66-1,640,384.70

Finding the Fourth Proportional to 3,016,948.56, 4,163,470.66 and 1,640,384.70

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Solution

The fourth proportional to 3,016,948.56, 4,163,470.66 and 1,640,384.70 is: 2,263,775.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,948.56 : 4,163,470.66 = 1,640,384.70 : x
  2. Step 2: Convert to fraction form
    3,016,948.56/4,163,470.66 = 1,640,384.70/x
  3. Step 3: Cross multiply
    3,016,948.56x = 4,163,470.66 × 1,640,384.70
  4. Step 4: Simplify right side
    3,016,948.56x = 6,829,693,569,562.90
  5. Step 5: Solve for x
    x = 6,829,693,569,562.90/3,016,948.56
  6. Step 6: Final answer
    x = 2,263,775.28

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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.