Home / 1,660,020.96-2,490,809.04-818,113.44

Finding the Fourth Proportional to 1,660,020.96, 2,490,809.04 and 818,113.44

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Solution

The fourth proportional to 1,660,020.96, 2,490,809.04 and 818,113.44 is: 1,227,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,020.96 : 2,490,809.04 = 818,113.44 : x
  2. Step 2: Convert to fraction form
    1,660,020.96/2,490,809.04 = 818,113.44/x
  3. Step 3: Cross multiply
    1,660,020.96x = 2,490,809.04 × 818,113.44
  4. Step 4: Simplify right side
    1,660,020.96x = 2,037,764,352,097.50
  5. Step 5: Solve for x
    x = 2,037,764,352,097.50/1,660,020.96
  6. Step 6: Final answer
    x = 1,227,553.39

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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.