Home / 2,187,291.60-3,280,937.40-1,655,850.60

Finding the Fourth Proportional to 2,187,291.60, 3,280,937.40 and 1,655,850.60

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Solution

The fourth proportional to 2,187,291.60, 3,280,937.40 and 1,655,850.60 is: 2,483,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,291.60 : 3,280,937.40 = 1,655,850.60 : x
  2. Step 2: Convert to fraction form
    2,187,291.60/3,280,937.40 = 1,655,850.60/x
  3. Step 3: Cross multiply
    2,187,291.60x = 3,280,937.40 × 1,655,850.60
  4. Step 4: Simplify right side
    2,187,291.60x = 5,432,742,162,352.44
  5. Step 5: Solve for x
    x = 5,432,742,162,352.44/2,187,291.60
  6. Step 6: Final answer
    x = 2,483,775.90

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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.