Home / 3,116,565-4,291,266.96-2,656,648.62

Finding the Fourth Proportional to 3,116,565, 4,291,266.96 and 2,656,648.62

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Solution

The fourth proportional to 3,116,565, 4,291,266.96 and 2,656,648.62 is: 3,657,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,565 : 4,291,266.96 = 2,656,648.62 : x
  2. Step 2: Convert to fraction form
    3,116,565/4,291,266.96 = 2,656,648.62/x
  3. Step 3: Cross multiply
    3,116,565x = 4,291,266.96 × 2,656,648.62
  4. Step 4: Simplify right side
    3,116,565x = 11,400,388,447,335.60
  5. Step 5: Solve for x
    x = 11,400,388,447,335.60/3,116,565
  6. Step 6: Final answer
    x = 3,657,997.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.