Home / 1,514,249.52-2,089,660.32-869,711.46

Finding the Fourth Proportional to 1,514,249.52, 2,089,660.32 and 869,711.46

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Solution

The fourth proportional to 1,514,249.52, 2,089,660.32 and 869,711.46 is: 1,200,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,249.52 : 2,089,660.32 = 869,711.46 : x
  2. Step 2: Convert to fraction form
    1,514,249.52/2,089,660.32 = 869,711.46/x
  3. Step 3: Cross multiply
    1,514,249.52x = 2,089,660.32 × 869,711.46
  4. Step 4: Simplify right side
    1,514,249.52x = 1,817,401,527,811.27
  5. Step 5: Solve for x
    x = 1,817,401,527,811.27/1,514,249.52
  6. Step 6: Final answer
    x = 1,200,199.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.