Home / 1,048,146.72-1,446,493.77-589,405.70

Finding the Fourth Proportional to 1,048,146.72, 1,446,493.77 and 589,405.70

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Solution

The fourth proportional to 1,048,146.72, 1,446,493.77 and 589,405.70 is: 813,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,146.72 : 1,446,493.77 = 589,405.70 : x
  2. Step 2: Convert to fraction form
    1,048,146.72/1,446,493.77 = 589,405.70/x
  3. Step 3: Cross multiply
    1,048,146.72x = 1,446,493.77 × 589,405.70
  4. Step 4: Simplify right side
    1,048,146.72x = 852,571,673,052.49
  5. Step 5: Solve for x
    x = 852,571,673,052.49/1,048,146.72
  6. Step 6: Final answer
    x = 813,408.71

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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.