Home / 2,625,593.12-3,938,390.36-828,617.24

Finding the Fourth Proportional to 2,625,593.12, 3,938,390.36 and 828,617.24

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Solution

The fourth proportional to 2,625,593.12, 3,938,390.36 and 828,617.24 is: 1,242,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,593.12 : 3,938,390.36 = 828,617.24 : x
  2. Step 2: Convert to fraction form
    2,625,593.12/3,938,390.36 = 828,617.24/x
  3. Step 3: Cross multiply
    2,625,593.12x = 3,938,390.36 × 828,617.24
  4. Step 4: Simplify right side
    2,625,593.12x = 3,263,418,132,525.40
  5. Step 5: Solve for x
    x = 3,263,418,132,525.40/2,625,593.12
  6. Step 6: Final answer
    x = 1,242,926.07

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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.