Home / 3,428,300.19-4,731,028.05-1,879,543.34

Finding the Fourth Proportional to 3,428,300.19, 4,731,028.05 and 1,879,543.34

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Solution

The fourth proportional to 3,428,300.19, 4,731,028.05 and 1,879,543.34 is: 2,593,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,300.19 : 4,731,028.05 = 1,879,543.34 : x
  2. Step 2: Convert to fraction form
    3,428,300.19/4,731,028.05 = 1,879,543.34/x
  3. Step 3: Cross multiply
    3,428,300.19x = 4,731,028.05 × 1,879,543.34
  4. Step 4: Simplify right side
    3,428,300.19x = 8,892,172,263,865.19
  5. Step 5: Solve for x
    x = 8,892,172,263,865.19/3,428,300.19
  6. Step 6: Final answer
    x = 2,593,755.44

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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.