Home / 1,354,265.52-2,030,807.72-512,226.78

Finding the Fourth Proportional to 1,354,265.52, 2,030,807.72 and 512,226.78

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Solution

The fourth proportional to 1,354,265.52, 2,030,807.72 and 512,226.78 is: 768,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,265.52 : 2,030,807.72 = 512,226.78 : x
  2. Step 2: Convert to fraction form
    1,354,265.52/2,030,807.72 = 512,226.78/x
  3. Step 3: Cross multiply
    1,354,265.52x = 2,030,807.72 × 512,226.78
  4. Step 4: Simplify right side
    1,354,265.52x = 1,040,234,099,214.74
  5. Step 5: Solve for x
    x = 1,040,234,099,214.74/1,354,265.52
  6. Step 6: Final answer
    x = 768,116.80

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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.