Home / 1,105,770.99-1,658,655.25-347,678.74

Finding the Fourth Proportional to 1,105,770.99, 1,658,655.25 and 347,678.74

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Solution

The fourth proportional to 1,105,770.99, 1,658,655.25 and 347,678.74 is: 521,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,770.99 : 1,658,655.25 = 347,678.74 : x
  2. Step 2: Convert to fraction form
    1,105,770.99/1,658,655.25 = 347,678.74/x
  3. Step 3: Cross multiply
    1,105,770.99x = 1,658,655.25 × 347,678.74
  4. Step 4: Simplify right side
    1,105,770.99x = 576,679,167,414.39
  5. Step 5: Solve for x
    x = 576,679,167,414.39/1,105,770.99
  6. Step 6: Final answer
    x = 521,517.72

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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.