Home / 1,953,791.96-2,696,315.67-1,137,864.15

Finding the Fourth Proportional to 1,953,791.96, 2,696,315.67 and 1,137,864.15

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Solution

The fourth proportional to 1,953,791.96, 2,696,315.67 and 1,137,864.15 is: 1,570,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,791.96 : 2,696,315.67 = 1,137,864.15 : x
  2. Step 2: Convert to fraction form
    1,953,791.96/2,696,315.67 = 1,137,864.15/x
  3. Step 3: Cross multiply
    1,953,791.96x = 2,696,315.67 × 1,137,864.15
  4. Step 4: Simplify right side
    1,953,791.96x = 3,068,040,937,976.23
  5. Step 5: Solve for x
    x = 3,068,040,937,976.23/1,953,791.96
  6. Step 6: Final answer
    x = 1,570,300.73

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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.