Home / 3,715,989.96-5,572,648.41-1,286,483.52

Finding the Fourth Proportional to 3,715,989.96, 5,572,648.41 and 1,286,483.52

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Solution

The fourth proportional to 3,715,989.96, 5,572,648.41 and 1,286,483.52 is: 1,929,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,989.96 : 5,572,648.41 = 1,286,483.52 : x
  2. Step 2: Convert to fraction form
    3,715,989.96/5,572,648.41 = 1,286,483.52/x
  3. Step 3: Cross multiply
    3,715,989.96x = 5,572,648.41 × 1,286,483.52
  4. Step 4: Simplify right side
    3,715,989.96x = 7,169,120,342,219.20
  5. Step 5: Solve for x
    x = 7,169,120,342,219.20/3,715,989.96
  6. Step 6: Final answer
    x = 1,929,262.57

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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.