Home / 3,211,169.34-4,820,864.45-2,758,655.63

Finding the Fourth Proportional to 3,211,169.34, 4,820,864.45 and 2,758,655.63

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Solution

The fourth proportional to 3,211,169.34, 4,820,864.45 and 2,758,655.63 is: 4,141,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,169.34 : 4,820,864.45 = 2,758,655.63 : x
  2. Step 2: Convert to fraction form
    3,211,169.34/4,820,864.45 = 2,758,655.63/x
  3. Step 3: Cross multiply
    3,211,169.34x = 4,820,864.45 × 2,758,655.63
  4. Step 4: Simplify right side
    3,211,169.34x = 13,299,104,856,459.35
  5. Step 5: Solve for x
    x = 13,299,104,856,459.35/3,211,169.34
  6. Step 6: Final answer
    x = 4,141,514.65

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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.