Home / 2,209,664.15-3,314,636.32-693,406.93

Finding the Fourth Proportional to 2,209,664.15, 3,314,636.32 and 693,406.93

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Solution

The fourth proportional to 2,209,664.15, 3,314,636.32 and 693,406.93 is: 1,040,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,664.15 : 3,314,636.32 = 693,406.93 : x
  2. Step 2: Convert to fraction form
    2,209,664.15/3,314,636.32 = 693,406.93/x
  3. Step 3: Cross multiply
    2,209,664.15x = 3,314,636.32 × 693,406.93
  4. Step 4: Simplify right side
    2,209,664.15x = 2,298,391,794,717.70
  5. Step 5: Solve for x
    x = 2,298,391,794,717.70/2,209,664.15
  6. Step 6: Final answer
    x = 1,040,154.36

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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.