Home / 1,250,666.31-1,878,509.96-746,211.68

Finding the Fourth Proportional to 1,250,666.31, 1,878,509.96 and 746,211.68

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Solution

The fourth proportional to 1,250,666.31, 1,878,509.96 and 746,211.68 is: 1,120,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,666.31 : 1,878,509.96 = 746,211.68 : x
  2. Step 2: Convert to fraction form
    1,250,666.31/1,878,509.96 = 746,211.68/x
  3. Step 3: Cross multiply
    1,250,666.31x = 1,878,509.96 × 746,211.68
  4. Step 4: Simplify right side
    1,250,666.31x = 1,401,766,073,148.33
  5. Step 5: Solve for x
    x = 1,401,766,073,148.33/1,250,666.31
  6. Step 6: Final answer
    x = 1,120,815.41

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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.