Home / 2,671,725.60-4,010,212.80-1,325,408.40

Finding the Fourth Proportional to 2,671,725.60, 4,010,212.80 and 1,325,408.40

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Solution

The fourth proportional to 2,671,725.60, 4,010,212.80 and 1,325,408.40 is: 1,989,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,725.60 : 4,010,212.80 = 1,325,408.40 : x
  2. Step 2: Convert to fraction form
    2,671,725.60/4,010,212.80 = 1,325,408.40/x
  3. Step 3: Cross multiply
    2,671,725.60x = 4,010,212.80 × 1,325,408.40
  4. Step 4: Simplify right side
    2,671,725.60x = 5,315,169,730,907.52
  5. Step 5: Solve for x
    x = 5,315,169,730,907.52/2,671,725.60
  6. Step 6: Final answer
    x = 1,989,414.53

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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.