Home / 2,946,136.87-4,420,284.80-1,240,709.49

Finding the Fourth Proportional to 2,946,136.87, 4,420,284.80 and 1,240,709.49

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Solution

The fourth proportional to 2,946,136.87, 4,420,284.80 and 1,240,709.49 is: 1,861,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,136.87 : 4,420,284.80 = 1,240,709.49 : x
  2. Step 2: Convert to fraction form
    2,946,136.87/4,420,284.80 = 1,240,709.49/x
  3. Step 3: Cross multiply
    2,946,136.87x = 4,420,284.80 × 1,240,709.49
  4. Step 4: Simplify right side
    2,946,136.87x = 5,484,289,299,862.75
  5. Step 5: Solve for x
    x = 5,484,289,299,862.75/2,946,136.87
  6. Step 6: Final answer
    x = 1,861,518.84

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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.