Home / 1,043,845.60-1,565,768.40-512,404.60

Finding the Fourth Proportional to 1,043,845.60, 1,565,768.40 and 512,404.60

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Solution

The fourth proportional to 1,043,845.60, 1,565,768.40 and 512,404.60 is: 768,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,845.60 : 1,565,768.40 = 512,404.60 : x
  2. Step 2: Convert to fraction form
    1,043,845.60/1,565,768.40 = 512,404.60/x
  3. Step 3: Cross multiply
    1,043,845.60x = 1,565,768.40 × 512,404.60
  4. Step 4: Simplify right side
    1,043,845.60x = 802,306,930,694.64
  5. Step 5: Solve for x
    x = 802,306,930,694.64/1,043,845.60
  6. Step 6: Final answer
    x = 768,606.90

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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.