Home / 2,155,461.30-3,232,252.94-618,117.54

Finding the Fourth Proportional to 2,155,461.30, 3,232,252.94 and 618,117.54

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Solution

The fourth proportional to 2,155,461.30, 3,232,252.94 and 618,117.54 is: 926,907.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,461.30 : 3,232,252.94 = 618,117.54 : x
  2. Step 2: Convert to fraction form
    2,155,461.30/3,232,252.94 = 618,117.54/x
  3. Step 3: Cross multiply
    2,155,461.30x = 3,232,252.94 × 618,117.54
  4. Step 4: Simplify right side
    2,155,461.30x = 1,997,912,235,930.57
  5. Step 5: Solve for x
    x = 1,997,912,235,930.57/2,155,461.30
  6. Step 6: Final answer
    x = 926,907.03

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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.