Home / 1,460,628.30-2,015,629.83-816,053.34

Finding the Fourth Proportional to 1,460,628.30, 2,015,629.83 and 816,053.34

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Solution

The fourth proportional to 1,460,628.30, 2,015,629.83 and 816,053.34 is: 1,126,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,628.30 : 2,015,629.83 = 816,053.34 : x
  2. Step 2: Convert to fraction form
    1,460,628.30/2,015,629.83 = 816,053.34/x
  3. Step 3: Cross multiply
    1,460,628.30x = 2,015,629.83 × 816,053.34
  4. Step 4: Simplify right side
    1,460,628.30x = 1,644,861,454,975.13
  5. Step 5: Solve for x
    x = 1,644,861,454,975.13/1,460,628.30
  6. Step 6: Final answer
    x = 1,126,132.81

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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.