Home / 1,151,857.20-1,725,712.20-985,969.20

Finding the Fourth Proportional to 1,151,857.20, 1,725,712.20 and 985,969.20

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Solution

The fourth proportional to 1,151,857.20, 1,725,712.20 and 985,969.20 is: 1,477,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,857.20 : 1,725,712.20 = 985,969.20 : x
  2. Step 2: Convert to fraction form
    1,151,857.20/1,725,712.20 = 985,969.20/x
  3. Step 3: Cross multiply
    1,151,857.20x = 1,725,712.20 × 985,969.20
  4. Step 4: Simplify right side
    1,151,857.20x = 1,701,499,077,264.24
  5. Step 5: Solve for x
    x = 1,701,499,077,264.24/1,151,857.20
  6. Step 6: Final answer
    x = 1,477,178.84

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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.