Home / 2,754,645.40-4,131,968.10-2,447,590.60

Finding the Fourth Proportional to 2,754,645.40, 4,131,968.10 and 2,447,590.60

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Solution

The fourth proportional to 2,754,645.40, 4,131,968.10 and 2,447,590.60 is: 3,671,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,645.40 : 4,131,968.10 = 2,447,590.60 : x
  2. Step 2: Convert to fraction form
    2,754,645.40/4,131,968.10 = 2,447,590.60/x
  3. Step 3: Cross multiply
    2,754,645.40x = 4,131,968.10 × 2,447,590.60
  4. Step 4: Simplify right side
    2,754,645.40x = 10,113,366,281,059.86
  5. Step 5: Solve for x
    x = 10,113,366,281,059.86/2,754,645.40
  6. Step 6: Final answer
    x = 3,671,385.90

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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.