Home / 3,854,790.15-5,319,616.67-2,112,182.63

Finding the Fourth Proportional to 3,854,790.15, 5,319,616.67 and 2,112,182.63

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Solution

The fourth proportional to 3,854,790.15, 5,319,616.67 and 2,112,182.63 is: 2,914,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,790.15 : 5,319,616.67 = 2,112,182.63 : x
  2. Step 2: Convert to fraction form
    3,854,790.15/5,319,616.67 = 2,112,182.63/x
  3. Step 3: Cross multiply
    3,854,790.15x = 5,319,616.67 × 2,112,182.63
  4. Step 4: Simplify right side
    3,854,790.15x = 11,236,001,918,071.53
  5. Step 5: Solve for x
    x = 11,236,001,918,071.53/3,854,790.15
  6. Step 6: Final answer
    x = 2,914,815.46

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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.