Home / 1,341,018.92-1,848,007.50-1,111,908.80

Finding the Fourth Proportional to 1,341,018.92, 1,848,007.50 and 1,111,908.80

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Solution

The fourth proportional to 1,341,018.92, 1,848,007.50 and 1,111,908.80 is: 1,532,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,018.92 : 1,848,007.50 = 1,111,908.80 : x
  2. Step 2: Convert to fraction form
    1,341,018.92/1,848,007.50 = 1,111,908.80/x
  3. Step 3: Cross multiply
    1,341,018.92x = 1,848,007.50 × 1,111,908.80
  4. Step 4: Simplify right side
    1,341,018.92x = 2,054,815,801,716
  5. Step 5: Solve for x
    x = 2,054,815,801,716/1,341,018.92
  6. Step 6: Final answer
    x = 1,532,279.50

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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.