Home / 2,389,419.60-3,297,399.08-1,316,331.60

Finding the Fourth Proportional to 2,389,419.60, 3,297,399.08 and 1,316,331.60

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Solution

The fourth proportional to 2,389,419.60, 3,297,399.08 and 1,316,331.60 is: 1,816,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,419.60 : 3,297,399.08 = 1,316,331.60 : x
  2. Step 2: Convert to fraction form
    2,389,419.60/3,297,399.08 = 1,316,331.60/x
  3. Step 3: Cross multiply
    2,389,419.60x = 3,297,399.08 × 1,316,331.60
  4. Step 4: Simplify right side
    2,389,419.60x = 4,340,470,606,814.93
  5. Step 5: Solve for x
    x = 4,340,470,606,814.93/2,389,419.60
  6. Step 6: Final answer
    x = 1,816,537.63

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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.