Home / 2,121,776.01-3,182,632.85-524,339.06

Finding the Fourth Proportional to 2,121,776.01, 3,182,632.85 and 524,339.06

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Solution

The fourth proportional to 2,121,776.01, 3,182,632.85 and 524,339.06 is: 786,500.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,776.01 : 3,182,632.85 = 524,339.06 : x
  2. Step 2: Convert to fraction form
    2,121,776.01/3,182,632.85 = 524,339.06/x
  3. Step 3: Cross multiply
    2,121,776.01x = 3,182,632.85 × 524,339.06
  4. Step 4: Simplify right side
    2,121,776.01x = 1,668,778,702,291.80
  5. Step 5: Solve for x
    x = 1,668,778,702,291.80/2,121,776.01
  6. Step 6: Final answer
    x = 786,500.88

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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.