Home / 2,092,045.69-3,136,849.20-811,156.75

Finding the Fourth Proportional to 2,092,045.69, 3,136,849.20 and 811,156.75

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Solution

The fourth proportional to 2,092,045.69, 3,136,849.20 and 811,156.75 is: 1,216,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,045.69 : 3,136,849.20 = 811,156.75 : x
  2. Step 2: Convert to fraction form
    2,092,045.69/3,136,849.20 = 811,156.75/x
  3. Step 3: Cross multiply
    2,092,045.69x = 3,136,849.20 × 811,156.75
  4. Step 4: Simplify right side
    2,092,045.69x = 2,544,476,402,312.10
  5. Step 5: Solve for x
    x = 2,544,476,402,312.10/2,092,045.69
  6. Step 6: Final answer
    x = 1,216,262.35

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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.