Home / 1,856,049.48-2,561,707.49-1,210,348.66

Finding the Fourth Proportional to 1,856,049.48, 2,561,707.49 and 1,210,348.66

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Solution

The fourth proportional to 1,856,049.48, 2,561,707.49 and 1,210,348.66 is: 1,670,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,049.48 : 2,561,707.49 = 1,210,348.66 : x
  2. Step 2: Convert to fraction form
    1,856,049.48/2,561,707.49 = 1,210,348.66/x
  3. Step 3: Cross multiply
    1,856,049.48x = 2,561,707.49 × 1,210,348.66
  4. Step 4: Simplify right side
    1,856,049.48x = 3,100,559,221,781.72
  5. Step 5: Solve for x
    x = 3,100,559,221,781.72/1,856,049.48
  6. Step 6: Final answer
    x = 1,670,515.39

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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.