Home / 1,263,162.48-1,878,497.94-1,223,294.28

Finding the Fourth Proportional to 1,263,162.48, 1,878,497.94 and 1,223,294.28

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Solution

The fourth proportional to 1,263,162.48, 1,878,497.94 and 1,223,294.28 is: 1,819,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,162.48 : 1,878,497.94 = 1,223,294.28 : x
  2. Step 2: Convert to fraction form
    1,263,162.48/1,878,497.94 = 1,223,294.28/x
  3. Step 3: Cross multiply
    1,263,162.48x = 1,878,497.94 × 1,223,294.28
  4. Step 4: Simplify right side
    1,263,162.48x = 2,297,955,784,993.78
  5. Step 5: Solve for x
    x = 2,297,955,784,993.78/1,263,162.48
  6. Step 6: Final answer
    x = 1,819,208.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.