Home / 3,866,110.32-5,799,878.82-1,272,561.60

Finding the Fourth Proportional to 3,866,110.32, 5,799,878.82 and 1,272,561.60

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Solution

The fourth proportional to 3,866,110.32, 5,799,878.82 and 1,272,561.60 is: 1,909,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866,110.32 : 5,799,878.82 = 1,272,561.60 : x
  2. Step 2: Convert to fraction form
    3,866,110.32/5,799,878.82 = 1,272,561.60/x
  3. Step 3: Cross multiply
    3,866,110.32x = 5,799,878.82 × 1,272,561.60
  4. Step 4: Simplify right side
    3,866,110.32x = 7,380,703,070,985.31
  5. Step 5: Solve for x
    x = 7,380,703,070,985.31/3,866,110.32
  6. Step 6: Final answer
    x = 1,909,077.20

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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.