Home / 1,541,056.40-2,311,541.40-699,606.80

Finding the Fourth Proportional to 1,541,056.40, 2,311,541.40 and 699,606.80

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Solution

The fourth proportional to 1,541,056.40, 2,311,541.40 and 699,606.80 is: 1,049,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,056.40 : 2,311,541.40 = 699,606.80 : x
  2. Step 2: Convert to fraction form
    1,541,056.40/2,311,541.40 = 699,606.80/x
  3. Step 3: Cross multiply
    1,541,056.40x = 2,311,541.40 × 699,606.80
  4. Step 4: Simplify right side
    1,541,056.40x = 1,617,170,081,921.52
  5. Step 5: Solve for x
    x = 1,617,170,081,921.52/1,541,056.40
  6. Step 6: Final answer
    x = 1,049,390.59

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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.