Home / 2,311,298.96-3,189,575.27-1,292,703.71

Finding the Fourth Proportional to 2,311,298.96, 3,189,575.27 and 1,292,703.71

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Solution

The fourth proportional to 2,311,298.96, 3,189,575.27 and 1,292,703.71 is: 1,783,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,298.96 : 3,189,575.27 = 1,292,703.71 : x
  2. Step 2: Convert to fraction form
    2,311,298.96/3,189,575.27 = 1,292,703.71/x
  3. Step 3: Cross multiply
    2,311,298.96x = 3,189,575.27 × 1,292,703.71
  4. Step 4: Simplify right side
    2,311,298.96x = 4,123,175,772,137.14
  5. Step 5: Solve for x
    x = 4,123,175,772,137.14/2,311,298.96
  6. Step 6: Final answer
    x = 1,783,921.45

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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.