Home / 1,348,013.76-2,021,800.86-449,462.94

Finding the Fourth Proportional to 1,348,013.76, 2,021,800.86 and 449,462.94

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Solution

The fourth proportional to 1,348,013.76, 2,021,800.86 and 449,462.94 is: 674,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,013.76 : 2,021,800.86 = 449,462.94 : x
  2. Step 2: Convert to fraction form
    1,348,013.76/2,021,800.86 = 449,462.94/x
  3. Step 3: Cross multiply
    1,348,013.76x = 2,021,800.86 × 449,462.94
  4. Step 4: Simplify right side
    1,348,013.76x = 908,724,558,630.13
  5. Step 5: Solve for x
    x = 908,724,558,630.13/1,348,013.76
  6. Step 6: Final answer
    x = 674,121.13

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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.