Home / 2,830,877.35-3,906,721.33-1,607,296.72

Finding the Fourth Proportional to 2,830,877.35, 3,906,721.33 and 1,607,296.72

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Solution

The fourth proportional to 2,830,877.35, 3,906,721.33 and 1,607,296.72 is: 2,218,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,877.35 : 3,906,721.33 = 1,607,296.72 : x
  2. Step 2: Convert to fraction form
    2,830,877.35/3,906,721.33 = 1,607,296.72/x
  3. Step 3: Cross multiply
    2,830,877.35x = 3,906,721.33 × 1,607,296.72
  4. Step 4: Simplify right side
    2,830,877.35x = 6,279,260,379,663.04
  5. Step 5: Solve for x
    x = 6,279,260,379,663.04/2,830,877.35
  6. Step 6: Final answer
    x = 2,218,132.26

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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.