Home / 3,168,015.30-4,752,022.95-2,643,135.30

Finding the Fourth Proportional to 3,168,015.30, 4,752,022.95 and 2,643,135.30

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Solution

The fourth proportional to 3,168,015.30, 4,752,022.95 and 2,643,135.30 is: 3,964,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,015.30 : 4,752,022.95 = 2,643,135.30 : x
  2. Step 2: Convert to fraction form
    3,168,015.30/4,752,022.95 = 2,643,135.30/x
  3. Step 3: Cross multiply
    3,168,015.30x = 4,752,022.95 × 2,643,135.30
  4. Step 4: Simplify right side
    3,168,015.30x = 12,560,239,605,555.13
  5. Step 5: Solve for x
    x = 12,560,239,605,555.13/3,168,015.30
  6. Step 6: Final answer
    x = 3,964,702.95

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Similar ratio
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1.5x scale

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.