Home / 2,069,809.12-3,101,020-1,122,575.68

Finding the Fourth Proportional to 2,069,809.12, 3,101,020 and 1,122,575.68

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Solution

The fourth proportional to 2,069,809.12, 3,101,020 and 1,122,575.68 is: 1,681,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,809.12 : 3,101,020 = 1,122,575.68 : x
  2. Step 2: Convert to fraction form
    2,069,809.12/3,101,020 = 1,122,575.68/x
  3. Step 3: Cross multiply
    2,069,809.12x = 3,101,020 × 1,122,575.68
  4. Step 4: Simplify right side
    2,069,809.12x = 3,481,129,635,193.60
  5. Step 5: Solve for x
    x = 3,481,129,635,193.60/2,069,809.12
  6. Step 6: Final answer
    x = 1,681,860.23

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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.