Home / 1,906,892.32-2,860,334.70-486,949.36

Finding the Fourth Proportional to 1,906,892.32, 2,860,334.70 and 486,949.36

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Solution

The fourth proportional to 1,906,892.32, 2,860,334.70 and 486,949.36 is: 730,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,892.32 : 2,860,334.70 = 486,949.36 : x
  2. Step 2: Convert to fraction form
    1,906,892.32/2,860,334.70 = 486,949.36/x
  3. Step 3: Cross multiply
    1,906,892.32x = 2,860,334.70 × 486,949.36
  4. Step 4: Simplify right side
    1,906,892.32x = 1,392,838,151,550.79
  5. Step 5: Solve for x
    x = 1,392,838,151,550.79/1,906,892.32
  6. Step 6: Final answer
    x = 730,423.07

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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.