Home / 3,998,087.61-5,997,126.70-1,302,408.42

Finding the Fourth Proportional to 3,998,087.61, 5,997,126.70 and 1,302,408.42

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Solution

The fourth proportional to 3,998,087.61, 5,997,126.70 and 1,302,408.42 is: 1,953,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,087.61 : 5,997,126.70 = 1,302,408.42 : x
  2. Step 2: Convert to fraction form
    3,998,087.61/5,997,126.70 = 1,302,408.42/x
  3. Step 3: Cross multiply
    3,998,087.61x = 5,997,126.70 × 1,302,408.42
  4. Step 4: Simplify right side
    3,998,087.61x = 7,810,708,309,886.81
  5. Step 5: Solve for x
    x = 7,810,708,309,886.81/3,998,087.61
  6. Step 6: Final answer
    x = 1,953,611.09

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1.5x scale

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.