Home / 2,950,671.27-4,072,375.95-2,126,478.45

Finding the Fourth Proportional to 2,950,671.27, 4,072,375.95 and 2,126,478.45

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Solution

The fourth proportional to 2,950,671.27, 4,072,375.95 and 2,126,478.45 is: 2,934,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,671.27 : 4,072,375.95 = 2,126,478.45 : x
  2. Step 2: Convert to fraction form
    2,950,671.27/4,072,375.95 = 2,126,478.45/x
  3. Step 3: Cross multiply
    2,950,671.27x = 4,072,375.95 × 2,126,478.45
  4. Step 4: Simplify right side
    2,950,671.27x = 8,659,819,697,973.28
  5. Step 5: Solve for x
    x = 8,659,819,697,973.28/2,950,671.27
  6. Step 6: Final answer
    x = 2,934,864.28

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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.