Home / 2,818,805.85-3,889,952.09-1,529,646.24

Finding the Fourth Proportional to 2,818,805.85, 3,889,952.09 and 1,529,646.24

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Solution

The fourth proportional to 2,818,805.85, 3,889,952.09 and 1,529,646.24 is: 2,110,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,805.85 : 3,889,952.09 = 1,529,646.24 : x
  2. Step 2: Convert to fraction form
    2,818,805.85/3,889,952.09 = 1,529,646.24/x
  3. Step 3: Cross multiply
    2,818,805.85x = 3,889,952.09 × 1,529,646.24
  4. Step 4: Simplify right side
    2,818,805.85x = 5,950,250,580,600.41
  5. Step 5: Solve for x
    x = 5,950,250,580,600.41/2,818,805.85
  6. Step 6: Final answer
    x = 2,110,911.82

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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.