Home / 1,774,492.39-2,661,737.33-426,654.54

Finding the Fourth Proportional to 1,774,492.39, 2,661,737.33 and 426,654.54

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Solution

The fourth proportional to 1,774,492.39, 2,661,737.33 and 426,654.54 is: 639,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,492.39 : 2,661,737.33 = 426,654.54 : x
  2. Step 2: Convert to fraction form
    1,774,492.39/2,661,737.33 = 426,654.54/x
  3. Step 3: Cross multiply
    1,774,492.39x = 2,661,737.33 × 426,654.54
  4. Step 4: Simplify right side
    1,774,492.39x = 1,135,642,315,998.65
  5. Step 5: Solve for x
    x = 1,135,642,315,998.65/1,774,492.39
  6. Step 6: Final answer
    x = 639,981.51

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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.