Home / 1,412,711.54-1,949,566.29-768,136.09

Finding the Fourth Proportional to 1,412,711.54, 1,949,566.29 and 768,136.09

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Solution

The fourth proportional to 1,412,711.54, 1,949,566.29 and 768,136.09 is: 1,060,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,711.54 : 1,949,566.29 = 768,136.09 : x
  2. Step 2: Convert to fraction form
    1,412,711.54/1,949,566.29 = 768,136.09/x
  3. Step 3: Cross multiply
    1,412,711.54x = 1,949,566.29 × 768,136.09
  4. Step 4: Simplify right side
    1,412,711.54x = 1,497,532,227,196.41
  5. Step 5: Solve for x
    x = 1,497,532,227,196.41/1,412,711.54
  6. Step 6: Final answer
    x = 1,060,041.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.