Home / 1,745,907.20-2,620,829.10-1,348,310.60

Finding the Fourth Proportional to 1,745,907.20, 2,620,829.10 and 1,348,310.60

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Solution

The fourth proportional to 1,745,907.20, 2,620,829.10 and 1,348,310.60 is: 2,023,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,907.20 : 2,620,829.10 = 1,348,310.60 : x
  2. Step 2: Convert to fraction form
    1,745,907.20/2,620,829.10 = 1,348,310.60/x
  3. Step 3: Cross multiply
    1,745,907.20x = 2,620,829.10 × 1,348,310.60
  4. Step 4: Simplify right side
    1,745,907.20x = 3,533,691,656,318.46
  5. Step 5: Solve for x
    x = 3,533,691,656,318.46/1,745,907.20
  6. Step 6: Final answer
    x = 2,023,985.96

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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.