Home / 1,707,331.60-2,557,627.80-866,486.80

Finding the Fourth Proportional to 1,707,331.60, 2,557,627.80 and 866,486.80

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Solution

The fourth proportional to 1,707,331.60, 2,557,627.80 and 866,486.80 is: 1,298,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,331.60 : 2,557,627.80 = 866,486.80 : x
  2. Step 2: Convert to fraction form
    1,707,331.60/2,557,627.80 = 866,486.80/x
  3. Step 3: Cross multiply
    1,707,331.60x = 2,557,627.80 × 866,486.80
  4. Step 4: Simplify right side
    1,707,331.60x = 2,216,150,728,013.04
  5. Step 5: Solve for x
    x = 2,216,150,728,013.04/1,707,331.60
  6. Step 6: Final answer
    x = 1,298,020.10

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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.