Home / 3,107,459.17-4,288,509.21-1,883,816.26

Finding the Fourth Proportional to 3,107,459.17, 4,288,509.21 and 1,883,816.26

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Solution

The fourth proportional to 3,107,459.17, 4,288,509.21 and 1,883,816.26 is: 2,599,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,459.17 : 4,288,509.21 = 1,883,816.26 : x
  2. Step 2: Convert to fraction form
    3,107,459.17/4,288,509.21 = 1,883,816.26/x
  3. Step 3: Cross multiply
    3,107,459.17x = 4,288,509.21 × 1,883,816.26
  4. Step 4: Simplify right side
    3,107,459.17x = 8,078,763,380,957.76
  5. Step 5: Solve for x
    x = 8,078,763,380,957.76/3,107,459.17
  6. Step 6: Final answer
    x = 2,599,797.11

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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.