Home / 3,950,767.89-5,452,059.87-2,139,931.89

Finding the Fourth Proportional to 3,950,767.89, 5,452,059.87 and 2,139,931.89

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Solution

The fourth proportional to 3,950,767.89, 5,452,059.87 and 2,139,931.89 is: 2,953,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,767.89 : 5,452,059.87 = 2,139,931.89 : x
  2. Step 2: Convert to fraction form
    3,950,767.89/5,452,059.87 = 2,139,931.89/x
  3. Step 3: Cross multiply
    3,950,767.89x = 5,452,059.87 × 2,139,931.89
  4. Step 4: Simplify right side
    3,950,767.89x = 11,667,036,782,002.26
  5. Step 5: Solve for x
    x = 11,667,036,782,002.26/3,950,767.89
  6. Step 6: Final answer
    x = 2,953,106.11

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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.