Home / 5,194,602.66-7,791,903.99-1,408,085.55

Finding the Fourth Proportional to 5,194,602.66, 7,791,903.99 and 1,408,085.55

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Solution

The fourth proportional to 5,194,602.66, 7,791,903.99 and 1,408,085.55 is: 2,112,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,602.66 : 7,791,903.99 = 1,408,085.55 : x
  2. Step 2: Convert to fraction form
    5,194,602.66/7,791,903.99 = 1,408,085.55/x
  3. Step 3: Cross multiply
    5,194,602.66x = 7,791,903.99 × 1,408,085.55
  4. Step 4: Simplify right side
    5,194,602.66x = 10,971,667,415,306.35
  5. Step 5: Solve for x
    x = 10,971,667,415,306.35/5,194,602.66
  6. Step 6: Final answer
    x = 2,112,128.33

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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.