Home / 2,214,510.78-3,320,564.14-998,664.82

Finding the Fourth Proportional to 2,214,510.78, 3,320,564.14 and 998,664.82

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Solution

The fourth proportional to 2,214,510.78, 3,320,564.14 and 998,664.82 is: 1,497,455.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,510.78 : 3,320,564.14 = 998,664.82 : x
  2. Step 2: Convert to fraction form
    2,214,510.78/3,320,564.14 = 998,664.82/x
  3. Step 3: Cross multiply
    2,214,510.78x = 3,320,564.14 × 998,664.82
  4. Step 4: Simplify right side
    2,214,510.78x = 3,316,130,595,179.16
  5. Step 5: Solve for x
    x = 3,316,130,595,179.16/2,214,510.78
  6. Step 6: Final answer
    x = 1,497,455.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.