Home / 3,136,132.36-4,323,281.68-2,216,739.43

Finding the Fourth Proportional to 3,136,132.36, 4,323,281.68 and 2,216,739.43

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Solution

The fourth proportional to 3,136,132.36, 4,323,281.68 and 2,216,739.43 is: 3,055,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,132.36 : 4,323,281.68 = 2,216,739.43 : x
  2. Step 2: Convert to fraction form
    3,136,132.36/4,323,281.68 = 2,216,739.43/x
  3. Step 3: Cross multiply
    3,136,132.36x = 4,323,281.68 × 2,216,739.43
  4. Step 4: Simplify right side
    3,136,132.36x = 9,583,588,967,052.64
  5. Step 5: Solve for x
    x = 9,583,588,967,052.64/3,136,132.36
  6. Step 6: Final answer
    x = 3,055,862.40

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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.