Home / 1,992,711.44-2,750,002.56-1,133,395.52

Finding the Fourth Proportional to 1,992,711.44, 2,750,002.56 and 1,133,395.52

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Solution

The fourth proportional to 1,992,711.44, 2,750,002.56 and 1,133,395.52 is: 1,564,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,711.44 : 2,750,002.56 = 1,133,395.52 : x
  2. Step 2: Convert to fraction form
    1,992,711.44/2,750,002.56 = 1,133,395.52/x
  3. Step 3: Cross multiply
    1,992,711.44x = 2,750,002.56 × 1,133,395.52
  4. Step 4: Simplify right side
    1,992,711.44x = 3,116,840,581,492.53
  5. Step 5: Solve for x
    x = 3,116,840,581,492.53/1,992,711.44
  6. Step 6: Final answer
    x = 1,564,120.38

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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.