Home / 1,293,231.29-1,784,657.93-749,682.14

Finding the Fourth Proportional to 1,293,231.29, 1,784,657.93 and 749,682.14

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Solution

The fourth proportional to 1,293,231.29, 1,784,657.93 and 749,682.14 is: 1,034,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,231.29 : 1,784,657.93 = 749,682.14 : x
  2. Step 2: Convert to fraction form
    1,293,231.29/1,784,657.93 = 749,682.14/x
  3. Step 3: Cross multiply
    1,293,231.29x = 1,784,657.93 × 749,682.14
  4. Step 4: Simplify right side
    1,293,231.29x = 1,337,926,163,458.67
  5. Step 5: Solve for x
    x = 1,337,926,163,458.67/1,293,231.29
  6. Step 6: Final answer
    x = 1,034,560.62

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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.