Home / 1,296,459.21-1,944,688.82-349,828.41

Finding the Fourth Proportional to 1,296,459.21, 1,944,688.82 and 349,828.41

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Solution

The fourth proportional to 1,296,459.21, 1,944,688.82 and 349,828.41 is: 524,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,459.21 : 1,944,688.82 = 349,828.41 : x
  2. Step 2: Convert to fraction form
    1,296,459.21/1,944,688.82 = 349,828.41/x
  3. Step 3: Cross multiply
    1,296,459.21x = 1,944,688.82 × 349,828.41
  4. Step 4: Simplify right side
    1,296,459.21x = 680,307,397,845.38
  5. Step 5: Solve for x
    x = 680,307,397,845.38/1,296,459.21
  6. Step 6: Final answer
    x = 524,742.62

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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.