Home / 1,082,531.15-1,622,725.08-512,905.13

Finding the Fourth Proportional to 1,082,531.15, 1,622,725.08 and 512,905.13

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Solution

The fourth proportional to 1,082,531.15, 1,622,725.08 and 512,905.13 is: 768,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,531.15 : 1,622,725.08 = 512,905.13 : x
  2. Step 2: Convert to fraction form
    1,082,531.15/1,622,725.08 = 512,905.13/x
  3. Step 3: Cross multiply
    1,082,531.15x = 1,622,725.08 × 512,905.13
  4. Step 4: Simplify right side
    1,082,531.15x = 832,304,009,998.04
  5. Step 5: Solve for x
    x = 832,304,009,998.04/1,082,531.15
  6. Step 6: Final answer
    x = 768,849.94

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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.