Home / 2,097,115.07-2,893,991.28-1,179,343.92

Finding the Fourth Proportional to 2,097,115.07, 2,893,991.28 and 1,179,343.92

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Solution

The fourth proportional to 2,097,115.07, 2,893,991.28 and 1,179,343.92 is: 1,627,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,115.07 : 2,893,991.28 = 1,179,343.92 : x
  2. Step 2: Convert to fraction form
    2,097,115.07/2,893,991.28 = 1,179,343.92/x
  3. Step 3: Cross multiply
    2,097,115.07x = 2,893,991.28 × 1,179,343.92
  4. Step 4: Simplify right side
    2,097,115.07x = 3,413,011,020,601.02
  5. Step 5: Solve for x
    x = 3,413,011,020,601.02/2,097,115.07
  6. Step 6: Final answer
    x = 1,627,479.14

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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.