Home / 1,861,528.96-2,568,842.56-1,137,588.48

Finding the Fourth Proportional to 1,861,528.96, 2,568,842.56 and 1,137,588.48

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Solution

The fourth proportional to 1,861,528.96, 2,568,842.56 and 1,137,588.48 is: 1,569,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,528.96 : 2,568,842.56 = 1,137,588.48 : x
  2. Step 2: Convert to fraction form
    1,861,528.96/2,568,842.56 = 1,137,588.48/x
  3. Step 3: Cross multiply
    1,861,528.96x = 2,568,842.56 × 1,137,588.48
  4. Step 4: Simplify right side
    1,861,528.96x = 2,922,285,703,189.71
  5. Step 5: Solve for x
    x = 2,922,285,703,189.71/1,861,528.96
  6. Step 6: Final answer
    x = 1,569,830.91

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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.