Home / 1,415,007.40-2,122,511.10-967,109.80

Finding the Fourth Proportional to 1,415,007.40, 2,122,511.10 and 967,109.80

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Solution

The fourth proportional to 1,415,007.40, 2,122,511.10 and 967,109.80 is: 1,450,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,007.40 : 2,122,511.10 = 967,109.80 : x
  2. Step 2: Convert to fraction form
    1,415,007.40/2,122,511.10 = 967,109.80/x
  3. Step 3: Cross multiply
    1,415,007.40x = 2,122,511.10 × 967,109.80
  4. Step 4: Simplify right side
    1,415,007.40x = 2,052,701,285,418.78
  5. Step 5: Solve for x
    x = 2,052,701,285,418.78/1,415,007.40
  6. Step 6: Final answer
    x = 1,450,664.70

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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.