Home / 1,313,813.54-1,971,614.56-472,450.34

Finding the Fourth Proportional to 1,313,813.54, 1,971,614.56 and 472,450.34

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Solution

The fourth proportional to 1,313,813.54, 1,971,614.56 and 472,450.34 is: 708,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,813.54 : 1,971,614.56 = 472,450.34 : x
  2. Step 2: Convert to fraction form
    1,313,813.54/1,971,614.56 = 472,450.34/x
  3. Step 3: Cross multiply
    1,313,813.54x = 1,971,614.56 × 472,450.34
  4. Step 4: Simplify right side
    1,313,813.54x = 931,489,969,220.95
  5. Step 5: Solve for x
    x = 931,489,969,220.95/1,313,813.54
  6. Step 6: Final answer
    x = 708,997.08

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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.