Home / 1,212,234.88-1,818,155.76-572,537.92

Finding the Fourth Proportional to 1,212,234.88, 1,818,155.76 and 572,537.92

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Solution

The fourth proportional to 1,212,234.88, 1,818,155.76 and 572,537.92 is: 858,714.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,234.88 : 1,818,155.76 = 572,537.92 : x
  2. Step 2: Convert to fraction form
    1,212,234.88/1,818,155.76 = 572,537.92/x
  3. Step 3: Cross multiply
    1,212,234.88x = 1,818,155.76 × 572,537.92
  4. Step 4: Simplify right side
    1,212,234.88x = 1,040,963,117,066.42
  5. Step 5: Solve for x
    x = 1,040,963,117,066.42/1,212,234.88
  6. Step 6: Final answer
    x = 858,714.04

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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.