Home / 2,243,809.20-3,117,360.95-2,216,905

Finding the Fourth Proportional to 2,243,809.20, 3,117,360.95 and 2,216,905

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Solution

The fourth proportional to 2,243,809.20, 3,117,360.95 and 2,216,905 is: 3,079,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243,809.20 : 3,117,360.95 = 2,216,905 : x
  2. Step 2: Convert to fraction form
    2,243,809.20/3,117,360.95 = 2,216,905/x
  3. Step 3: Cross multiply
    2,243,809.20x = 3,117,360.95 × 2,216,905
  4. Step 4: Simplify right side
    2,243,809.20x = 6,910,893,076,859.75
  5. Step 5: Solve for x
    x = 6,910,893,076,859.75/2,243,809.20
  6. Step 6: Final answer
    x = 3,079,982.50

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.