Home / 4,213,430.28-5,814,492.39-2,279,648.43

Finding the Fourth Proportional to 4,213,430.28, 5,814,492.39 and 2,279,648.43

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Solution

The fourth proportional to 4,213,430.28, 5,814,492.39 and 2,279,648.43 is: 3,145,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213,430.28 : 5,814,492.39 = 2,279,648.43 : x
  2. Step 2: Convert to fraction form
    4,213,430.28/5,814,492.39 = 2,279,648.43/x
  3. Step 3: Cross multiply
    4,213,430.28x = 5,814,492.39 × 2,279,648.43
  4. Step 4: Simplify right side
    4,213,430.28x = 13,254,998,448,110.45
  5. Step 5: Solve for x
    x = 13,254,998,448,110.45/4,213,430.28
  6. Step 6: Final answer
    x = 3,145,892.44

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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.