Home / 1,103,738.34-1,523,285.22-613,756.78

Finding the Fourth Proportional to 1,103,738.34, 1,523,285.22 and 613,756.78

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Solution

The fourth proportional to 1,103,738.34, 1,523,285.22 and 613,756.78 is: 847,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,738.34 : 1,523,285.22 = 613,756.78 : x
  2. Step 2: Convert to fraction form
    1,103,738.34/1,523,285.22 = 613,756.78/x
  3. Step 3: Cross multiply
    1,103,738.34x = 1,523,285.22 × 613,756.78
  4. Step 4: Simplify right side
    1,103,738.34x = 934,926,631,648.79
  5. Step 5: Solve for x
    x = 934,926,631,648.79/1,103,738.34
  6. Step 6: Final answer
    x = 847,054.59

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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.