Home / 2,671,885.60-4,010,452.80-1,325,568.40

Finding the Fourth Proportional to 2,671,885.60, 4,010,452.80 and 1,325,568.40

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Solution

The fourth proportional to 2,671,885.60, 4,010,452.80 and 1,325,568.40 is: 1,989,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,885.60 : 4,010,452.80 = 1,325,568.40 : x
  2. Step 2: Convert to fraction form
    2,671,885.60/4,010,452.80 = 1,325,568.40/x
  3. Step 3: Cross multiply
    2,671,885.60x = 4,010,452.80 × 1,325,568.40
  4. Step 4: Simplify right side
    2,671,885.60x = 5,316,129,501,371.52
  5. Step 5: Solve for x
    x = 5,316,129,501,371.52/2,671,885.60
  6. Step 6: Final answer
    x = 1,989,654.61

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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.