Home / 3,198,931.18-4,798,396.78-1,069,015.30

Finding the Fourth Proportional to 3,198,931.18, 4,798,396.78 and 1,069,015.30

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Solution

The fourth proportional to 3,198,931.18, 4,798,396.78 and 1,069,015.30 is: 1,603,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,931.18 : 4,798,396.78 = 1,069,015.30 : x
  2. Step 2: Convert to fraction form
    3,198,931.18/4,798,396.78 = 1,069,015.30/x
  3. Step 3: Cross multiply
    3,198,931.18x = 4,798,396.78 × 1,069,015.30
  4. Step 4: Simplify right side
    3,198,931.18x = 5,129,559,549,298.75
  5. Step 5: Solve for x
    x = 5,129,559,549,298.75/3,198,931.18
  6. Step 6: Final answer
    x = 1,603,522.95

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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.