Home / 2,911,396.67-4,367,904.95-1,270,217.50

Finding the Fourth Proportional to 2,911,396.67, 4,367,904.95 and 1,270,217.50

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Solution

The fourth proportional to 2,911,396.67, 4,367,904.95 and 1,270,217.50 is: 1,905,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,396.67 : 4,367,904.95 = 1,270,217.50 : x
  2. Step 2: Convert to fraction form
    2,911,396.67/4,367,904.95 = 1,270,217.50/x
  3. Step 3: Cross multiply
    2,911,396.67x = 4,367,904.95 × 1,270,217.50
  4. Step 4: Simplify right side
    2,911,396.67x = 5,548,189,298,082.41
  5. Step 5: Solve for x
    x = 5,548,189,298,082.41/2,911,396.67
  6. Step 6: Final answer
    x = 1,905,679.62

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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.