Home / 4,212,757.20-5,813,592.28-2,279,017.36

Finding the Fourth Proportional to 4,212,757.20, 5,813,592.28 and 2,279,017.36

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Solution

The fourth proportional to 4,212,757.20, 5,813,592.28 and 2,279,017.36 is: 3,145,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,757.20 : 5,813,592.28 = 2,279,017.36 : x
  2. Step 2: Convert to fraction form
    4,212,757.20/5,813,592.28 = 2,279,017.36/x
  3. Step 3: Cross multiply
    4,212,757.20x = 5,813,592.28 × 2,279,017.36
  4. Step 4: Simplify right side
    4,212,757.20x = 13,249,277,730,081.98
  5. Step 5: Solve for x
    x = 13,249,277,730,081.98/4,212,757.20
  6. Step 6: Final answer
    x = 3,145,037.11

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1.5x scale

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.