Home / 1,326,669.68-1,830,853.10-753,806.88

Finding the Fourth Proportional to 1,326,669.68, 1,830,853.10 and 753,806.88

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Solution

The fourth proportional to 1,326,669.68, 1,830,853.10 and 753,806.88 is: 1,040,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,669.68 : 1,830,853.10 = 753,806.88 : x
  2. Step 2: Convert to fraction form
    1,326,669.68/1,830,853.10 = 753,806.88/x
  3. Step 3: Cross multiply
    1,326,669.68x = 1,830,853.10 × 753,806.88
  4. Step 4: Simplify right side
    1,326,669.68x = 1,380,109,663,049.33
  5. Step 5: Solve for x
    x = 1,380,109,663,049.33/1,326,669.68
  6. Step 6: Final answer
    x = 1,040,281.30

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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.