Home / 1,809,400.20-2,713,116.15-744,549.90

Finding the Fourth Proportional to 1,809,400.20, 2,713,116.15 and 744,549.90

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Solution

The fourth proportional to 1,809,400.20, 2,713,116.15 and 744,549.90 is: 1,116,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,400.20 : 2,713,116.15 = 744,549.90 : x
  2. Step 2: Convert to fraction form
    1,809,400.20/2,713,116.15 = 744,549.90/x
  3. Step 3: Cross multiply
    1,809,400.20x = 2,713,116.15 × 744,549.90
  4. Step 4: Simplify right side
    1,809,400.20x = 2,020,050,358,170.89
  5. Step 5: Solve for x
    x = 2,020,050,358,170.89/1,809,400.20
  6. Step 6: Final answer
    x = 1,116,419.88

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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.