Home / 2,938,514.17-4,054,927.09-1,649,105.45

Finding the Fourth Proportional to 2,938,514.17, 4,054,927.09 and 1,649,105.45

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Solution

The fourth proportional to 2,938,514.17, 4,054,927.09 and 1,649,105.45 is: 2,275,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,514.17 : 4,054,927.09 = 1,649,105.45 : x
  2. Step 2: Convert to fraction form
    2,938,514.17/4,054,927.09 = 1,649,105.45/x
  3. Step 3: Cross multiply
    2,938,514.17x = 4,054,927.09 × 1,649,105.45
  4. Step 4: Simplify right side
    2,938,514.17x = 6,687,002,334,951.48
  5. Step 5: Solve for x
    x = 6,687,002,334,951.48/2,938,514.17
  6. Step 6: Final answer
    x = 2,275,640.66

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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.