Home / 1,510,213.90-2,265,671.49-499,274.86

Finding the Fourth Proportional to 1,510,213.90, 2,265,671.49 and 499,274.86

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Solution

The fourth proportional to 1,510,213.90, 2,265,671.49 and 499,274.86 is: 749,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,213.90 : 2,265,671.49 = 499,274.86 : x
  2. Step 2: Convert to fraction form
    1,510,213.90/2,265,671.49 = 499,274.86/x
  3. Step 3: Cross multiply
    1,510,213.90x = 2,265,671.49 × 499,274.86
  4. Step 4: Simplify right side
    1,510,213.90x = 1,131,192,815,975.74
  5. Step 5: Solve for x
    x = 1,131,192,815,975.74/1,510,213.90
  6. Step 6: Final answer
    x = 749,028.21

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1.5x scale

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.