Home / 2,176,231.80-3,264,347.70-2,155,236.60

Finding the Fourth Proportional to 2,176,231.80, 3,264,347.70 and 2,155,236.60

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Solution

The fourth proportional to 2,176,231.80, 3,264,347.70 and 2,155,236.60 is: 3,232,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,231.80 : 3,264,347.70 = 2,155,236.60 : x
  2. Step 2: Convert to fraction form
    2,176,231.80/3,264,347.70 = 2,155,236.60/x
  3. Step 3: Cross multiply
    2,176,231.80x = 3,264,347.70 × 2,155,236.60
  4. Step 4: Simplify right side
    2,176,231.80x = 7,035,441,638,165.82
  5. Step 5: Solve for x
    x = 7,035,441,638,165.82/2,176,231.80
  6. Step 6: Final answer
    x = 3,232,854.90

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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.