Home / 1,072,608.30-1,480,245.98-613,866.87

Finding the Fourth Proportional to 1,072,608.30, 1,480,245.98 and 613,866.87

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Solution

The fourth proportional to 1,072,608.30, 1,480,245.98 and 613,866.87 is: 847,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,608.30 : 1,480,245.98 = 613,866.87 : x
  2. Step 2: Convert to fraction form
    1,072,608.30/1,480,245.98 = 613,866.87/x
  3. Step 3: Cross multiply
    1,072,608.30x = 1,480,245.98 × 613,866.87
  4. Step 4: Simplify right side
    1,072,608.30x = 908,673,963,503.35
  5. Step 5: Solve for x
    x = 908,673,963,503.35/1,072,608.30
  6. Step 6: Final answer
    x = 847,162.91

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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.