Home / 2,121,772.62-3,182,627.80-524,335.68

Finding the Fourth Proportional to 2,121,772.62, 3,182,627.80 and 524,335.68

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Solution

The fourth proportional to 2,121,772.62, 3,182,627.80 and 524,335.68 is: 786,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,772.62 : 3,182,627.80 = 524,335.68 : x
  2. Step 2: Convert to fraction form
    2,121,772.62/3,182,627.80 = 524,335.68/x
  3. Step 3: Cross multiply
    2,121,772.62x = 3,182,627.80 × 524,335.68
  4. Step 4: Simplify right side
    2,121,772.62x = 1,668,765,312,355.32
  5. Step 5: Solve for x
    x = 1,668,765,312,355.32/2,121,772.62
  6. Step 6: Final answer
    x = 786,495.83

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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.