Home / 2,623,408.75-3,621,878.72-1,719,565.39

Finding the Fourth Proportional to 2,623,408.75, 3,621,878.72 and 1,719,565.39

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Solution

The fourth proportional to 2,623,408.75, 3,621,878.72 and 1,719,565.39 is: 2,374,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,408.75 : 3,621,878.72 = 1,719,565.39 : x
  2. Step 2: Convert to fraction form
    2,623,408.75/3,621,878.72 = 1,719,565.39/x
  3. Step 3: Cross multiply
    2,623,408.75x = 3,621,878.72 × 1,719,565.39
  4. Step 4: Simplify right side
    2,623,408.75x = 6,228,057,293,689.50
  5. Step 5: Solve for x
    x = 6,228,057,293,689.50/2,623,408.75
  6. Step 6: Final answer
    x = 2,374,032.37

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1.5x scale

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.