Home / 2,107,860.50-2,909,241.56-1,202,442.50

Finding the Fourth Proportional to 2,107,860.50, 2,909,241.56 and 1,202,442.50

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Solution

The fourth proportional to 2,107,860.50, 2,909,241.56 and 1,202,442.50 is: 1,659,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,860.50 : 2,909,241.56 = 1,202,442.50 : x
  2. Step 2: Convert to fraction form
    2,107,860.50/2,909,241.56 = 1,202,442.50/x
  3. Step 3: Cross multiply
    2,107,860.50x = 2,909,241.56 × 1,202,442.50
  4. Step 4: Simplify right side
    2,107,860.50x = 3,498,195,694,510.30
  5. Step 5: Solve for x
    x = 3,498,195,694,510.30/2,107,860.50
  6. Step 6: Final answer
    x = 1,659,595.45

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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.