Home / 3,703,616.40-5,111,189.12-2,071,926.40

Finding the Fourth Proportional to 3,703,616.40, 5,111,189.12 and 2,071,926.40

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Solution

The fourth proportional to 3,703,616.40, 5,111,189.12 and 2,071,926.40 is: 2,859,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,616.40 : 5,111,189.12 = 2,071,926.40 : x
  2. Step 2: Convert to fraction form
    3,703,616.40/5,111,189.12 = 2,071,926.40/x
  3. Step 3: Cross multiply
    3,703,616.40x = 5,111,189.12 × 2,071,926.40
  4. Step 4: Simplify right side
    3,703,616.40x = 10,590,007,673,120.77
  5. Step 5: Solve for x
    x = 10,590,007,673,120.77/3,703,616.40
  6. Step 6: Final answer
    x = 2,859,369.47

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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.