Home / 2,209,524.48-3,314,714.40-861,632.64

Finding the Fourth Proportional to 2,209,524.48, 3,314,714.40 and 861,632.64

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Solution

The fourth proportional to 2,209,524.48, 3,314,714.40 and 861,632.64 is: 1,292,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,524.48 : 3,314,714.40 = 861,632.64 : x
  2. Step 2: Convert to fraction form
    2,209,524.48/3,314,714.40 = 861,632.64/x
  3. Step 3: Cross multiply
    2,209,524.48x = 3,314,714.40 × 861,632.64
  4. Step 4: Simplify right side
    2,209,524.48x = 2,856,066,119,318.02
  5. Step 5: Solve for x
    x = 2,856,066,119,318.02/2,209,524.48
  6. Step 6: Final answer
    x = 1,292,615.74

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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.