Home / 1,219,010.20-1,825,016.10-746,618.20

Finding the Fourth Proportional to 1,219,010.20, 1,825,016.10 and 746,618.20

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Solution

The fourth proportional to 1,219,010.20, 1,825,016.10 and 746,618.20 is: 1,117,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,010.20 : 1,825,016.10 = 746,618.20 : x
  2. Step 2: Convert to fraction form
    1,219,010.20/1,825,016.10 = 746,618.20/x
  3. Step 3: Cross multiply
    1,219,010.20x = 1,825,016.10 × 746,618.20
  4. Step 4: Simplify right side
    1,219,010.20x = 1,362,590,235,553.02
  5. Step 5: Solve for x
    x = 1,362,590,235,553.02/1,219,010.20
  6. Step 6: Final answer
    x = 1,117,784.11

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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.