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Finding the Fourth Proportional to 3,707,645.40, 5,201,901 and 3,707,645.40

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Solution

The fourth proportional to 3,707,645.40, 5,201,901 and 3,707,645.40 is: 5,201,901

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,645.40 : 5,201,901 = 3,707,645.40 : x
  2. Step 2: Convert to fraction form
    3,707,645.40/5,201,901 = 3,707,645.40/x
  3. Step 3: Cross multiply
    3,707,645.40x = 5,201,901 × 3,707,645.40
  4. Step 4: Simplify right side
    3,707,645.40x = 19,286,804,313,905.40
  5. Step 5: Solve for x
    x = 19,286,804,313,905.40/3,707,645.40
  6. Step 6: Final answer
    x = 5,201,901

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.