Home / 2,625,539.09-3,938,309.24-828,562.59

Finding the Fourth Proportional to 2,625,539.09, 3,938,309.24 and 828,562.59

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Solution

The fourth proportional to 2,625,539.09, 3,938,309.24 and 828,562.59 is: 1,242,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,539.09 : 3,938,309.24 = 828,562.59 : x
  2. Step 2: Convert to fraction form
    2,625,539.09/3,938,309.24 = 828,562.59/x
  3. Step 3: Cross multiply
    2,625,539.09x = 3,938,309.24 × 828,562.59
  4. Step 4: Simplify right side
    2,625,539.09x = 3,263,135,699,972.52
  5. Step 5: Solve for x
    x = 3,263,135,699,972.52/2,625,539.09
  6. Step 6: Final answer
    x = 1,242,844.08

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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.