Home / 1,640,278.74-2,460,418.10-1,467,560.40

Finding the Fourth Proportional to 1,640,278.74, 2,460,418.10 and 1,467,560.40

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Solution

The fourth proportional to 1,640,278.74, 2,460,418.10 and 1,467,560.40 is: 2,201,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,278.74 : 2,460,418.10 = 1,467,560.40 : x
  2. Step 2: Convert to fraction form
    1,640,278.74/2,460,418.10 = 1,467,560.40/x
  3. Step 3: Cross multiply
    1,640,278.74x = 2,460,418.10 × 1,467,560.40
  4. Step 4: Simplify right side
    1,640,278.74x = 3,610,812,171,003.24
  5. Step 5: Solve for x
    x = 3,610,812,171,003.24/1,640,278.74
  6. Step 6: Final answer
    x = 2,201,340.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.