Home / 1,132,109.55-1,699,093.80-1,123,252.20

Finding the Fourth Proportional to 1,132,109.55, 1,699,093.80 and 1,123,252.20

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Solution

The fourth proportional to 1,132,109.55, 1,699,093.80 and 1,123,252.20 is: 1,685,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,109.55 : 1,699,093.80 = 1,123,252.20 : x
  2. Step 2: Convert to fraction form
    1,132,109.55/1,699,093.80 = 1,123,252.20/x
  3. Step 3: Cross multiply
    1,132,109.55x = 1,699,093.80 × 1,123,252.20
  4. Step 4: Simplify right side
    1,132,109.55x = 1,908,510,848,856.36
  5. Step 5: Solve for x
    x = 1,908,510,848,856.36/1,132,109.55
  6. Step 6: Final answer
    x = 1,685,800.50

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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.