Home / 1,419,411.33-1,958,762.34-807,550.92

Finding the Fourth Proportional to 1,419,411.33, 1,958,762.34 and 807,550.92

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Solution

The fourth proportional to 1,419,411.33, 1,958,762.34 and 807,550.92 is: 1,114,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,411.33 : 1,958,762.34 = 807,550.92 : x
  2. Step 2: Convert to fraction form
    1,419,411.33/1,958,762.34 = 807,550.92/x
  3. Step 3: Cross multiply
    1,419,411.33x = 1,958,762.34 × 807,550.92
  4. Step 4: Simplify right side
    1,419,411.33x = 1,581,800,329,728.35
  5. Step 5: Solve for x
    x = 1,581,800,329,728.35/1,419,411.33
  6. Step 6: Final answer
    x = 1,114,405.88

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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.