Home / 2,853,381-3,934,503.30-1,819,250.76

Finding the Fourth Proportional to 2,853,381, 3,934,503.30 and 1,819,250.76

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Solution

The fourth proportional to 2,853,381, 3,934,503.30 and 1,819,250.76 is: 2,508,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,381 : 3,934,503.30 = 1,819,250.76 : x
  2. Step 2: Convert to fraction form
    2,853,381/3,934,503.30 = 1,819,250.76/x
  3. Step 3: Cross multiply
    2,853,381x = 3,934,503.30 × 1,819,250.76
  4. Step 4: Simplify right side
    2,853,381x = 7,157,848,118,747.51
  5. Step 5: Solve for x
    x = 7,157,848,118,747.51/2,853,381
  6. Step 6: Final answer
    x = 2,508,549.72

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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.