Home / 1,767,932.60-2,650,149.30-868,638.20

Finding the Fourth Proportional to 1,767,932.60, 2,650,149.30 and 868,638.20

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Solution

The fourth proportional to 1,767,932.60, 2,650,149.30 and 868,638.20 is: 1,302,097.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,932.60 : 2,650,149.30 = 868,638.20 : x
  2. Step 2: Convert to fraction form
    1,767,932.60/2,650,149.30 = 868,638.20/x
  3. Step 3: Cross multiply
    1,767,932.60x = 2,650,149.30 × 868,638.20
  4. Step 4: Simplify right side
    1,767,932.60x = 2,302,020,917,683.26
  5. Step 5: Solve for x
    x = 2,302,020,917,683.26/1,767,932.60
  6. Step 6: Final answer
    x = 1,302,097.67

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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.