Home / 1,678,429.46-2,519,839.02-996,560.93

Finding the Fourth Proportional to 1,678,429.46, 2,519,839.02 and 996,560.93

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Solution

The fourth proportional to 1,678,429.46, 2,519,839.02 and 996,560.93 is: 1,496,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,429.46 : 2,519,839.02 = 996,560.93 : x
  2. Step 2: Convert to fraction form
    1,678,429.46/2,519,839.02 = 996,560.93/x
  3. Step 3: Cross multiply
    1,678,429.46x = 2,519,839.02 × 996,560.93
  4. Step 4: Simplify right side
    1,678,429.46x = 2,511,173,117,221.49
  5. Step 5: Solve for x
    x = 2,511,173,117,221.49/1,678,429.46
  6. Step 6: Final answer
    x = 1,496,144.57

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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.