Home / 1,856,046.88-2,561,703.91-1,210,346.07

Finding the Fourth Proportional to 1,856,046.88, 2,561,703.91 and 1,210,346.07

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Solution

The fourth proportional to 1,856,046.88, 2,561,703.91 and 1,210,346.07 is: 1,670,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,046.88 : 2,561,703.91 = 1,210,346.07 : x
  2. Step 2: Convert to fraction form
    1,856,046.88/2,561,703.91 = 1,210,346.07/x
  3. Step 3: Cross multiply
    1,856,046.88x = 2,561,703.91 × 1,210,346.07
  4. Step 4: Simplify right side
    1,856,046.88x = 3,100,548,247,339.88
  5. Step 5: Solve for x
    x = 3,100,548,247,339.88/1,856,046.88
  6. Step 6: Final answer
    x = 1,670,511.82

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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.