Home / 881,409.80-1,322,114.70-837,864.20

Finding the Fourth Proportional to 881,409.80, 1,322,114.70 and 837,864.20

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Solution

The fourth proportional to 881,409.80, 1,322,114.70 and 837,864.20 is: 1,256,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,409.80 : 1,322,114.70 = 837,864.20 : x
  2. Step 2: Convert to fraction form
    881,409.80/1,322,114.70 = 837,864.20/x
  3. Step 3: Cross multiply
    881,409.80x = 1,322,114.70 × 837,864.20
  4. Step 4: Simplify right side
    881,409.80x = 1,107,752,575,423.74
  5. Step 5: Solve for x
    x = 1,107,752,575,423.74/881,409.80
  6. Step 6: Final answer
    x = 1,256,796.30

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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.