Home / 1,478,922.87-2,041,006.89-834,107.79

Finding the Fourth Proportional to 1,478,922.87, 2,041,006.89 and 834,107.79

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Solution

The fourth proportional to 1,478,922.87, 2,041,006.89 and 834,107.79 is: 1,151,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,922.87 : 2,041,006.89 = 834,107.79 : x
  2. Step 2: Convert to fraction form
    1,478,922.87/2,041,006.89 = 834,107.79/x
  3. Step 3: Cross multiply
    1,478,922.87x = 2,041,006.89 × 834,107.79
  4. Step 4: Simplify right side
    1,478,922.87x = 1,702,419,746,392.67
  5. Step 5: Solve for x
    x = 1,702,419,746,392.67/1,478,922.87
  6. Step 6: Final answer
    x = 1,151,121.39

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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.