Home / 2,121,778.01-3,182,635.85-524,341.06

Finding the Fourth Proportional to 2,121,778.01, 3,182,635.85 and 524,341.06

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Solution

The fourth proportional to 2,121,778.01, 3,182,635.85 and 524,341.06 is: 786,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,778.01 : 3,182,635.85 = 524,341.06 : x
  2. Step 2: Convert to fraction form
    2,121,778.01/3,182,635.85 = 524,341.06/x
  3. Step 3: Cross multiply
    2,121,778.01x = 3,182,635.85 × 524,341.06
  4. Step 4: Simplify right side
    2,121,778.01x = 1,668,786,655,183.00
  5. Step 5: Solve for x
    x = 1,668,786,655,183.00/2,121,778.01
  6. Step 6: Final answer
    x = 786,503.89

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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.