Home / 4,178,025.20-5,765,385.96-2,317,265.12

Finding the Fourth Proportional to 4,178,025.20, 5,765,385.96 and 2,317,265.12

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Solution

The fourth proportional to 4,178,025.20, 5,765,385.96 and 2,317,265.12 is: 3,197,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,025.20 : 5,765,385.96 = 2,317,265.12 : x
  2. Step 2: Convert to fraction form
    4,178,025.20/5,765,385.96 = 2,317,265.12/x
  3. Step 3: Cross multiply
    4,178,025.20x = 5,765,385.96 × 2,317,265.12
  4. Step 4: Simplify right side
    4,178,025.20x = 13,359,927,759,618.79
  5. Step 5: Solve for x
    x = 13,359,927,759,618.79/4,178,025.20
  6. Step 6: Final answer
    x = 3,197,665.68

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1.5x scale

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.