Home / 1,110,449.65-1,666,338.11-1,020,104.68

Finding the Fourth Proportional to 1,110,449.65, 1,666,338.11 and 1,020,104.68

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Solution

The fourth proportional to 1,110,449.65, 1,666,338.11 and 1,020,104.68 is: 1,530,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,449.65 : 1,666,338.11 = 1,020,104.68 : x
  2. Step 2: Convert to fraction form
    1,110,449.65/1,666,338.11 = 1,020,104.68/x
  3. Step 3: Cross multiply
    1,110,449.65x = 1,666,338.11 × 1,020,104.68
  4. Step 4: Simplify right side
    1,110,449.65x = 1,699,839,304,473.36
  5. Step 5: Solve for x
    x = 1,699,839,304,473.36/1,110,449.65
  6. Step 6: Final answer
    x = 1,530,766.66

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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.