Home / 3,169,501.92-4,373,886.78-1,719,193.68

Finding the Fourth Proportional to 3,169,501.92, 4,373,886.78 and 1,719,193.68

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Solution

The fourth proportional to 3,169,501.92, 4,373,886.78 and 1,719,193.68 is: 2,372,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,501.92 : 4,373,886.78 = 1,719,193.68 : x
  2. Step 2: Convert to fraction form
    3,169,501.92/4,373,886.78 = 1,719,193.68/x
  3. Step 3: Cross multiply
    3,169,501.92x = 4,373,886.78 × 1,719,193.68
  4. Step 4: Simplify right side
    3,169,501.92x = 7,519,558,509,211.55
  5. Step 5: Solve for x
    x = 7,519,558,509,211.55/3,169,501.92
  6. Step 6: Final answer
    x = 2,372,473.25

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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.