Home / 3,443,861.76-5,165,784-1,641,281.28

Finding the Fourth Proportional to 3,443,861.76, 5,165,784 and 1,641,281.28

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Solution

The fourth proportional to 3,443,861.76, 5,165,784 and 1,641,281.28 is: 2,461,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,861.76 : 5,165,784 = 1,641,281.28 : x
  2. Step 2: Convert to fraction form
    3,443,861.76/5,165,784 = 1,641,281.28/x
  3. Step 3: Cross multiply
    3,443,861.76x = 5,165,784 × 1,641,281.28
  4. Step 4: Simplify right side
    3,443,861.76x = 8,478,504,575,723.52
  5. Step 5: Solve for x
    x = 8,478,504,575,723.52/3,443,861.76
  6. Step 6: Final answer
    x = 2,461,917.80

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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.