Home / 2,671,635.60-4,010,077.80-1,325,318.40

Finding the Fourth Proportional to 2,671,635.60, 4,010,077.80 and 1,325,318.40

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Solution

The fourth proportional to 2,671,635.60, 4,010,077.80 and 1,325,318.40 is: 1,989,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,635.60 : 4,010,077.80 = 1,325,318.40 : x
  2. Step 2: Convert to fraction form
    2,671,635.60/4,010,077.80 = 1,325,318.40/x
  3. Step 3: Cross multiply
    2,671,635.60x = 4,010,077.80 × 1,325,318.40
  4. Step 4: Simplify right side
    2,671,635.60x = 5,314,629,893,771.52
  5. Step 5: Solve for x
    x = 5,314,629,893,771.52/2,671,635.60
  6. Step 6: Final answer
    x = 1,989,279.49

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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.