Home / 1,543,111.26-2,313,821.24-477,857.58

Finding the Fourth Proportional to 1,543,111.26, 2,313,821.24 and 477,857.58

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Solution

The fourth proportional to 1,543,111.26, 2,313,821.24 and 477,857.58 is: 716,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,111.26 : 2,313,821.24 = 477,857.58 : x
  2. Step 2: Convert to fraction form
    1,543,111.26/2,313,821.24 = 477,857.58/x
  3. Step 3: Cross multiply
    1,543,111.26x = 2,313,821.24 × 477,857.58
  4. Step 4: Simplify right side
    1,543,111.26x = 1,105,677,006,729.89
  5. Step 5: Solve for x
    x = 1,105,677,006,729.89/1,543,111.26
  6. Step 6: Final answer
    x = 716,524.49

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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.