Home / 1,778,966.28-2,668,874.40-580,890.96

Finding the Fourth Proportional to 1,778,966.28, 2,668,874.40 and 580,890.96

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Solution

The fourth proportional to 1,778,966.28, 2,668,874.40 and 580,890.96 is: 871,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,966.28 : 2,668,874.40 = 580,890.96 : x
  2. Step 2: Convert to fraction form
    1,778,966.28/2,668,874.40 = 580,890.96/x
  3. Step 3: Cross multiply
    1,778,966.28x = 2,668,874.40 × 580,890.96
  4. Step 4: Simplify right side
    1,778,966.28x = 1,550,325,012,335.42
  5. Step 5: Solve for x
    x = 1,550,325,012,335.42/1,778,966.28
  6. Step 6: Final answer
    x = 871,475.21

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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.