Home / 1,384,196.20-2,072,357.70-1,066,643.80

Finding the Fourth Proportional to 1,384,196.20, 2,072,357.70 and 1,066,643.80

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Solution

The fourth proportional to 1,384,196.20, 2,072,357.70 and 1,066,643.80 is: 1,596,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,196.20 : 2,072,357.70 = 1,066,643.80 : x
  2. Step 2: Convert to fraction form
    1,384,196.20/2,072,357.70 = 1,066,643.80/x
  3. Step 3: Cross multiply
    1,384,196.20x = 2,072,357.70 × 1,066,643.80
  4. Step 4: Simplify right side
    1,384,196.20x = 2,210,467,492,087.26
  5. Step 5: Solve for x
    x = 2,210,467,492,087.26/1,384,196.20
  6. Step 6: Final answer
    x = 1,596,932.21

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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.