Home / 4,191,161.61-6,286,781.30-1,667,460.81

Finding the Fourth Proportional to 4,191,161.61, 6,286,781.30 and 1,667,460.81

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Solution

The fourth proportional to 4,191,161.61, 6,286,781.30 and 1,667,460.81 is: 2,501,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,161.61 : 6,286,781.30 = 1,667,460.81 : x
  2. Step 2: Convert to fraction form
    4,191,161.61/6,286,781.30 = 1,667,460.81/x
  3. Step 3: Cross multiply
    4,191,161.61x = 6,286,781.30 × 1,667,460.81
  4. Step 4: Simplify right side
    4,191,161.61x = 10,482,961,430,453.55
  5. Step 5: Solve for x
    x = 10,482,961,430,453.55/4,191,161.61
  6. Step 6: Final answer
    x = 2,501,206.68

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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.