Home / 2,894,324.16-3,994,412.70-1,605,579.78

Finding the Fourth Proportional to 2,894,324.16, 3,994,412.70 and 1,605,579.78

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Solution

The fourth proportional to 2,894,324.16, 3,994,412.70 and 1,605,579.78 is: 2,215,836.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,324.16 : 3,994,412.70 = 1,605,579.78 : x
  2. Step 2: Convert to fraction form
    2,894,324.16/3,994,412.70 = 1,605,579.78/x
  3. Step 3: Cross multiply
    2,894,324.16x = 3,994,412.70 × 1,605,579.78
  4. Step 4: Simplify right side
    2,894,324.16x = 6,413,348,264,095.21
  5. Step 5: Solve for x
    x = 6,413,348,264,095.21/2,894,324.16
  6. Step 6: Final answer
    x = 2,215,836.21

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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.