Home / 1,081,475.10-1,622,323.82-408,123.32

Finding the Fourth Proportional to 1,081,475.10, 1,622,323.82 and 408,123.32

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Solution

The fourth proportional to 1,081,475.10, 1,622,323.82 and 408,123.32 is: 612,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,475.10 : 1,622,323.82 = 408,123.32 : x
  2. Step 2: Convert to fraction form
    1,081,475.10/1,622,323.82 = 408,123.32/x
  3. Step 3: Cross multiply
    1,081,475.10x = 1,622,323.82 × 408,123.32
  4. Step 4: Simplify right side
    1,081,475.10x = 662,108,176,442.17
  5. Step 5: Solve for x
    x = 662,108,176,442.17/1,081,475.10
  6. Step 6: Final answer
    x = 612,226.93

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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.