Home / 3,761,968.76-5,191,547.40-2,043,101.60

Finding the Fourth Proportional to 3,761,968.76, 5,191,547.40 and 2,043,101.60

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Solution

The fourth proportional to 3,761,968.76, 5,191,547.40 and 2,043,101.60 is: 2,819,496.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761,968.76 : 5,191,547.40 = 2,043,101.60 : x
  2. Step 2: Convert to fraction form
    3,761,968.76/5,191,547.40 = 2,043,101.60/x
  3. Step 3: Cross multiply
    3,761,968.76x = 5,191,547.40 × 2,043,101.60
  4. Step 4: Simplify right side
    3,761,968.76x = 10,606,858,799,415.84
  5. Step 5: Solve for x
    x = 10,606,858,799,415.84/3,761,968.76
  6. Step 6: Final answer
    x = 2,819,496.78

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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.