Home / 1,537,965.81-2,305,640.07-939,346.92

Finding the Fourth Proportional to 1,537,965.81, 2,305,640.07 and 939,346.92

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Solution

The fourth proportional to 1,537,965.81, 2,305,640.07 and 939,346.92 is: 1,408,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,965.81 : 2,305,640.07 = 939,346.92 : x
  2. Step 2: Convert to fraction form
    1,537,965.81/2,305,640.07 = 939,346.92/x
  3. Step 3: Cross multiply
    1,537,965.81x = 2,305,640.07 × 939,346.92
  4. Step 4: Simplify right side
    1,537,965.81x = 2,165,795,898,383.08
  5. Step 5: Solve for x
    x = 2,165,795,898,383.08/1,537,965.81
  6. Step 6: Final answer
    x = 1,408,221.10

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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.