Home / 1,958,091.89-2,702,213.36-1,098,715.71

Finding the Fourth Proportional to 1,958,091.89, 2,702,213.36 and 1,098,715.71

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Solution

The fourth proportional to 1,958,091.89, 2,702,213.36 and 1,098,715.71 is: 1,516,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,091.89 : 2,702,213.36 = 1,098,715.71 : x
  2. Step 2: Convert to fraction form
    1,958,091.89/2,702,213.36 = 1,098,715.71/x
  3. Step 3: Cross multiply
    1,958,091.89x = 2,702,213.36 × 1,098,715.71
  4. Step 4: Simplify right side
    1,958,091.89x = 2,968,964,263,963.84
  5. Step 5: Solve for x
    x = 2,968,964,263,963.84/1,958,091.89
  6. Step 6: Final answer
    x = 1,516,253.80

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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.