Home / 3,451,421.60-5,175,058.80-1,771,805.60

Finding the Fourth Proportional to 3,451,421.60, 5,175,058.80 and 1,771,805.60

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Solution

The fourth proportional to 3,451,421.60, 5,175,058.80 and 1,771,805.60 is: 2,656,643.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,421.60 : 5,175,058.80 = 1,771,805.60 : x
  2. Step 2: Convert to fraction form
    3,451,421.60/5,175,058.80 = 1,771,805.60/x
  3. Step 3: Cross multiply
    3,451,421.60x = 5,175,058.80 × 1,771,805.60
  4. Step 4: Simplify right side
    3,451,421.60x = 9,169,198,162,169.28
  5. Step 5: Solve for x
    x = 9,169,198,162,169.28/3,451,421.60
  6. Step 6: Final answer
    x = 2,656,643.91

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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.