Home / 1,693,049.13-2,539,566.71-613,308.86

Finding the Fourth Proportional to 1,693,049.13, 2,539,566.71 and 613,308.86

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Solution

The fourth proportional to 1,693,049.13, 2,539,566.71 and 613,308.86 is: 919,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,049.13 : 2,539,566.71 = 613,308.86 : x
  2. Step 2: Convert to fraction form
    1,693,049.13/2,539,566.71 = 613,308.86/x
  3. Step 3: Cross multiply
    1,693,049.13x = 2,539,566.71 × 613,308.86
  4. Step 4: Simplify right side
    1,693,049.13x = 1,557,538,756,688.50
  5. Step 5: Solve for x
    x = 1,557,538,756,688.50/1,693,049.13
  6. Step 6: Final answer
    x = 919,960.76

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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.