Home / 1,640,279.74-2,460,419.60-1,467,561.40

Finding the Fourth Proportional to 1,640,279.74, 2,460,419.60 and 1,467,561.40

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Solution

The fourth proportional to 1,640,279.74, 2,460,419.60 and 1,467,561.40 is: 2,201,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,279.74 : 2,460,419.60 = 1,467,561.40 : x
  2. Step 2: Convert to fraction form
    1,640,279.74/2,460,419.60 = 1,467,561.40/x
  3. Step 3: Cross multiply
    1,640,279.74x = 2,460,419.60 × 1,467,561.40
  4. Step 4: Simplify right side
    1,640,279.74x = 3,610,816,832,763.44
  5. Step 5: Solve for x
    x = 3,610,816,832,763.44/1,640,279.74
  6. Step 6: Final answer
    x = 2,201,342.09

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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.