Home / 2,155,232.80-3,231,466.80-893,562.40

Finding the Fourth Proportional to 2,155,232.80, 3,231,466.80 and 893,562.40

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Solution

The fourth proportional to 2,155,232.80, 3,231,466.80 and 893,562.40 is: 1,339,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,232.80 : 3,231,466.80 = 893,562.40 : x
  2. Step 2: Convert to fraction form
    2,155,232.80/3,231,466.80 = 893,562.40/x
  3. Step 3: Cross multiply
    2,155,232.80x = 3,231,466.80 × 893,562.40
  4. Step 4: Simplify right side
    2,155,232.80x = 2,887,517,229,328.32
  5. Step 5: Solve for x
    x = 2,887,517,229,328.32/2,155,232.80
  6. Step 6: Final answer
    x = 1,339,770.46

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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.