Home / 1,521,089.24-2,099,103.76-832,805.70

Finding the Fourth Proportional to 1,521,089.24, 2,099,103.76 and 832,805.70

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Solution

The fourth proportional to 1,521,089.24, 2,099,103.76 and 832,805.70 is: 1,149,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,089.24 : 2,099,103.76 = 832,805.70 : x
  2. Step 2: Convert to fraction form
    1,521,089.24/2,099,103.76 = 832,805.70/x
  3. Step 3: Cross multiply
    1,521,089.24x = 2,099,103.76 × 832,805.70
  4. Step 4: Simplify right side
    1,521,089.24x = 1,748,145,576,219.43
  5. Step 5: Solve for x
    x = 1,748,145,576,219.43/1,521,089.24
  6. Step 6: Final answer
    x = 1,149,272.20

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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.