Home / 2,947,317.36-4,420,976.16-1,053,943.92

Finding the Fourth Proportional to 2,947,317.36, 4,420,976.16 and 1,053,943.92

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Solution

The fourth proportional to 2,947,317.36, 4,420,976.16 and 1,053,943.92 is: 1,580,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,317.36 : 4,420,976.16 = 1,053,943.92 : x
  2. Step 2: Convert to fraction form
    2,947,317.36/4,420,976.16 = 1,053,943.92/x
  3. Step 3: Cross multiply
    2,947,317.36x = 4,420,976.16 × 1,053,943.92
  4. Step 4: Simplify right side
    2,947,317.36x = 4,659,460,944,296.95
  5. Step 5: Solve for x
    x = 4,659,460,944,296.95/2,947,317.36
  6. Step 6: Final answer
    x = 1,580,915.92

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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.