Home / 1,915,345.54-2,872,393.20-635,609.26

Finding the Fourth Proportional to 1,915,345.54, 2,872,393.20 and 635,609.26

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Solution

The fourth proportional to 1,915,345.54, 2,872,393.20 and 635,609.26 is: 953,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,345.54 : 2,872,393.20 = 635,609.26 : x
  2. Step 2: Convert to fraction form
    1,915,345.54/2,872,393.20 = 635,609.26/x
  3. Step 3: Cross multiply
    1,915,345.54x = 2,872,393.20 × 635,609.26
  4. Step 4: Simplify right side
    1,915,345.54x = 1,825,719,701,919.07
  5. Step 5: Solve for x
    x = 1,825,719,701,919.07/1,915,345.54
  6. Step 6: Final answer
    x = 953,206.44

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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.