Home / 1,234,409.74-1,851,231.72-435,504.46

Finding the Fourth Proportional to 1,234,409.74, 1,851,231.72 and 435,504.46

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Solution

The fourth proportional to 1,234,409.74, 1,851,231.72 and 435,504.46 is: 653,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,409.74 : 1,851,231.72 = 435,504.46 : x
  2. Step 2: Convert to fraction form
    1,234,409.74/1,851,231.72 = 435,504.46/x
  3. Step 3: Cross multiply
    1,234,409.74x = 1,851,231.72 × 435,504.46
  4. Step 4: Simplify right side
    1,234,409.74x = 806,219,676,270.31
  5. Step 5: Solve for x
    x = 806,219,676,270.31/1,234,409.74
  6. Step 6: Final answer
    x = 653,121.61

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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.