Home / 1,912,031.40-2,868,126.24-564,194

Finding the Fourth Proportional to 1,912,031.40, 2,868,126.24 and 564,194

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Solution

The fourth proportional to 1,912,031.40, 2,868,126.24 and 564,194 is: 846,314.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,031.40 : 2,868,126.24 = 564,194 : x
  2. Step 2: Convert to fraction form
    1,912,031.40/2,868,126.24 = 564,194/x
  3. Step 3: Cross multiply
    1,912,031.40x = 2,868,126.24 × 564,194
  4. Step 4: Simplify right side
    1,912,031.40x = 1,618,179,615,850.56
  5. Step 5: Solve for x
    x = 1,618,179,615,850.56/1,912,031.40
  6. Step 6: Final answer
    x = 846,314.35

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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.