Home / 1,202,921.80-1,804,382.70-746,276.20

Finding the Fourth Proportional to 1,202,921.80, 1,804,382.70 and 746,276.20

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Solution

The fourth proportional to 1,202,921.80, 1,804,382.70 and 746,276.20 is: 1,119,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,921.80 : 1,804,382.70 = 746,276.20 : x
  2. Step 2: Convert to fraction form
    1,202,921.80/1,804,382.70 = 746,276.20/x
  3. Step 3: Cross multiply
    1,202,921.80x = 1,804,382.70 × 746,276.20
  4. Step 4: Simplify right side
    1,202,921.80x = 1,346,567,864,701.74
  5. Step 5: Solve for x
    x = 1,346,567,864,701.74/1,202,921.80
  6. Step 6: Final answer
    x = 1,119,414.30

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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.