Home / 1,145,600.72-1,580,753.12-662,072.33

Finding the Fourth Proportional to 1,145,600.72, 1,580,753.12 and 662,072.33

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Solution

The fourth proportional to 1,145,600.72, 1,580,753.12 and 662,072.33 is: 913,558.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,600.72 : 1,580,753.12 = 662,072.33 : x
  2. Step 2: Convert to fraction form
    1,145,600.72/1,580,753.12 = 662,072.33/x
  3. Step 3: Cross multiply
    1,145,600.72x = 1,580,753.12 × 662,072.33
  4. Step 4: Simplify right side
    1,145,600.72x = 1,046,572,905,678.85
  5. Step 5: Solve for x
    x = 1,046,572,905,678.85/1,145,600.72
  6. Step 6: Final answer
    x = 913,558.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.