Home / 1,294,829.40-1,939,619.70-733,207.80

Finding the Fourth Proportional to 1,294,829.40, 1,939,619.70 and 733,207.80

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Solution

The fourth proportional to 1,294,829.40, 1,939,619.70 and 733,207.80 is: 1,098,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,829.40 : 1,939,619.70 = 733,207.80 : x
  2. Step 2: Convert to fraction form
    1,294,829.40/1,939,619.70 = 733,207.80/x
  3. Step 3: Cross multiply
    1,294,829.40x = 1,939,619.70 × 733,207.80
  4. Step 4: Simplify right side
    1,294,829.40x = 1,422,144,293,073.66
  5. Step 5: Solve for x
    x = 1,422,144,293,073.66/1,294,829.40
  6. Step 6: Final answer
    x = 1,098,325.61

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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.