Home / 1,730,221.14-2,591,712.63-1,391,427.30

Finding the Fourth Proportional to 1,730,221.14, 2,591,712.63 and 1,391,427.30

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Solution

The fourth proportional to 1,730,221.14, 2,591,712.63 and 1,391,427.30 is: 2,084,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,221.14 : 2,591,712.63 = 1,391,427.30 : x
  2. Step 2: Convert to fraction form
    1,730,221.14/2,591,712.63 = 1,391,427.30/x
  3. Step 3: Cross multiply
    1,730,221.14x = 2,591,712.63 × 1,391,427.30
  4. Step 4: Simplify right side
    1,730,221.14x = 3,606,179,707,136.80
  5. Step 5: Solve for x
    x = 3,606,179,707,136.80/1,730,221.14
  6. Step 6: Final answer
    x = 2,084,230.52

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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.