Home / 5,452,290.40-8,178,824.40-1,665,767.20

Finding the Fourth Proportional to 5,452,290.40, 8,178,824.40 and 1,665,767.20

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Solution

The fourth proportional to 5,452,290.40, 8,178,824.40 and 1,665,767.20 is: 2,498,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452,290.40 : 8,178,824.40 = 1,665,767.20 : x
  2. Step 2: Convert to fraction form
    5,452,290.40/8,178,824.40 = 1,665,767.20/x
  3. Step 3: Cross multiply
    5,452,290.40x = 8,178,824.40 × 1,665,767.20
  4. Step 4: Simplify right side
    5,452,290.40x = 13,624,017,420,079.68
  5. Step 5: Solve for x
    x = 13,624,017,420,079.68/5,452,290.40
  6. Step 6: Final answer
    x = 2,498,769.58

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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.