Home / 1,816,084.80-2,718,878.40-1,107,496.80

Finding the Fourth Proportional to 1,816,084.80, 2,718,878.40 and 1,107,496.80

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Solution

The fourth proportional to 1,816,084.80, 2,718,878.40 and 1,107,496.80 is: 1,658,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,084.80 : 2,718,878.40 = 1,107,496.80 : x
  2. Step 2: Convert to fraction form
    1,816,084.80/2,718,878.40 = 1,107,496.80/x
  3. Step 3: Cross multiply
    1,816,084.80x = 2,718,878.40 × 1,107,496.80
  4. Step 4: Simplify right side
    1,816,084.80x = 3,011,149,127,589.12
  5. Step 5: Solve for x
    x = 3,011,149,127,589.12/1,816,084.80
  6. Step 6: Final answer
    x = 1,658,044.34

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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.