Home / 2,398,412.06-3,309,817.24-1,310,683.78

Finding the Fourth Proportional to 2,398,412.06, 3,309,817.24 and 1,310,683.78

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Solution

The fourth proportional to 2,398,412.06, 3,309,817.24 and 1,310,683.78 is: 1,808,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,412.06 : 3,309,817.24 = 1,310,683.78 : x
  2. Step 2: Convert to fraction form
    2,398,412.06/3,309,817.24 = 1,310,683.78/x
  3. Step 3: Cross multiply
    2,398,412.06x = 3,309,817.24 × 1,310,683.78
  4. Step 4: Simplify right side
    2,398,412.06x = 4,338,123,771,232.37
  5. Step 5: Solve for x
    x = 4,338,123,771,232.37/2,398,412.06
  6. Step 6: Final answer
    x = 1,808,748.31

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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.