Home / 1,063,615.15-1,469,700.35-808,523.47

Finding the Fourth Proportional to 1,063,615.15, 1,469,700.35 and 808,523.47

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Solution

The fourth proportional to 1,063,615.15, 1,469,700.35 and 808,523.47 is: 1,117,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,615.15 : 1,469,700.35 = 808,523.47 : x
  2. Step 2: Convert to fraction form
    1,063,615.15/1,469,700.35 = 808,523.47/x
  3. Step 3: Cross multiply
    1,063,615.15x = 1,469,700.35 × 808,523.47
  4. Step 4: Simplify right side
    1,063,615.15x = 1,188,287,222,799.60
  5. Step 5: Solve for x
    x = 1,188,287,222,799.60/1,063,615.15
  6. Step 6: Final answer
    x = 1,117,215.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.