Home / 1,521,089.23-2,099,103.75-832,805.71

Finding the Fourth Proportional to 1,521,089.23, 2,099,103.75 and 832,805.71

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Solution

The fourth proportional to 1,521,089.23, 2,099,103.75 and 832,805.71 is: 1,149,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,089.23 : 2,099,103.75 = 832,805.71 : x
  2. Step 2: Convert to fraction form
    1,521,089.23/2,099,103.75 = 832,805.71/x
  3. Step 3: Cross multiply
    1,521,089.23x = 2,099,103.75 × 832,805.71
  4. Step 4: Simplify right side
    1,521,089.23x = 1,748,145,588,882.41
  5. Step 5: Solve for x
    x = 1,748,145,588,882.41/1,521,089.23
  6. Step 6: Final answer
    x = 1,149,272.22

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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.