Home / 1,915,358.27-2,872,412.22-635,621.96

Finding the Fourth Proportional to 1,915,358.27, 2,872,412.22 and 635,621.96

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Solution

The fourth proportional to 1,915,358.27, 2,872,412.22 and 635,621.96 is: 953,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,358.27 : 2,872,412.22 = 635,621.96 : x
  2. Step 2: Convert to fraction form
    1,915,358.27/2,872,412.22 = 635,621.96/x
  3. Step 3: Cross multiply
    1,915,358.27x = 2,872,412.22 × 635,621.96
  4. Step 4: Simplify right side
    1,915,358.27x = 1,825,768,270,842.29
  5. Step 5: Solve for x
    x = 1,825,768,270,842.29/1,915,358.27
  6. Step 6: Final answer
    x = 953,225.46

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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.