Home / 2,702,348.87-3,729,085.29-1,478,678.22

Finding the Fourth Proportional to 2,702,348.87, 3,729,085.29 and 1,478,678.22

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Solution

The fourth proportional to 2,702,348.87, 3,729,085.29 and 1,478,678.22 is: 2,040,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,348.87 : 3,729,085.29 = 1,478,678.22 : x
  2. Step 2: Convert to fraction form
    2,702,348.87/3,729,085.29 = 1,478,678.22/x
  3. Step 3: Cross multiply
    2,702,348.87x = 3,729,085.29 × 1,478,678.22
  4. Step 4: Simplify right side
    2,702,348.87x = 5,514,117,198,845.38
  5. Step 5: Solve for x
    x = 5,514,117,198,845.38/2,702,348.87
  6. Step 6: Final answer
    x = 2,040,490.50

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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.