Home / 4,652,988.50-6,979,485.30-2,126,872.28

Finding the Fourth Proportional to 4,652,988.50, 6,979,485.30 and 2,126,872.28

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Solution

The fourth proportional to 4,652,988.50, 6,979,485.30 and 2,126,872.28 is: 3,190,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652,988.50 : 6,979,485.30 = 2,126,872.28 : x
  2. Step 2: Convert to fraction form
    4,652,988.50/6,979,485.30 = 2,126,872.28/x
  3. Step 3: Cross multiply
    4,652,988.50x = 6,979,485.30 × 2,126,872.28
  4. Step 4: Simplify right side
    4,652,988.50x = 14,844,473,813,237.48
  5. Step 5: Solve for x
    x = 14,844,473,813,237.48/4,652,988.50
  6. Step 6: Final answer
    x = 3,190,309.59

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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.