Home / 2,626,305.76-3,938,314.44-1,395,044.20

Finding the Fourth Proportional to 2,626,305.76, 3,938,314.44 and 1,395,044.20

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Solution

The fourth proportional to 2,626,305.76, 3,938,314.44 and 1,395,044.20 is: 2,091,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,305.76 : 3,938,314.44 = 1,395,044.20 : x
  2. Step 2: Convert to fraction form
    2,626,305.76/3,938,314.44 = 1,395,044.20/x
  3. Step 3: Cross multiply
    2,626,305.76x = 3,938,314.44 × 1,395,044.20
  4. Step 4: Simplify right side
    2,626,305.76x = 5,494,122,717,298.25
  5. Step 5: Solve for x
    x = 5,494,122,717,298.25/2,626,305.76
  6. Step 6: Final answer
    x = 2,091,958.52

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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.