Home / 1,264,769.18-1,744,891.19-805,801.55

Finding the Fourth Proportional to 1,264,769.18, 1,744,891.19 and 805,801.55

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Solution

The fourth proportional to 1,264,769.18, 1,744,891.19 and 805,801.55 is: 1,111,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,769.18 : 1,744,891.19 = 805,801.55 : x
  2. Step 2: Convert to fraction form
    1,264,769.18/1,744,891.19 = 805,801.55/x
  3. Step 3: Cross multiply
    1,264,769.18x = 1,744,891.19 × 805,801.55
  4. Step 4: Simplify right side
    1,264,769.18x = 1,406,036,012,729.88
  5. Step 5: Solve for x
    x = 1,406,036,012,729.88/1,264,769.18
  6. Step 6: Final answer
    x = 1,111,693.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.