Home / 2,135,266.88-3,199,582.56-1,345,640

Finding the Fourth Proportional to 2,135,266.88, 3,199,582.56 and 1,345,640

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Solution

The fourth proportional to 2,135,266.88, 3,199,582.56 and 1,345,640 is: 2,016,369.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,266.88 : 3,199,582.56 = 1,345,640 : x
  2. Step 2: Convert to fraction form
    2,135,266.88/3,199,582.56 = 1,345,640/x
  3. Step 3: Cross multiply
    2,135,266.88x = 3,199,582.56 × 1,345,640
  4. Step 4: Simplify right side
    2,135,266.88x = 4,305,486,276,038.40
  5. Step 5: Solve for x
    x = 4,305,486,276,038.40/2,135,266.88
  6. Step 6: Final answer
    x = 2,016,369.16

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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.