Home / 2,218,420.68-3,063,287.61-1,404,061.26

Finding the Fourth Proportional to 2,218,420.68, 3,063,287.61 and 1,404,061.26

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Solution

The fourth proportional to 2,218,420.68, 3,063,287.61 and 1,404,061.26 is: 1,938,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,420.68 : 3,063,287.61 = 1,404,061.26 : x
  2. Step 2: Convert to fraction form
    2,218,420.68/3,063,287.61 = 1,404,061.26/x
  3. Step 3: Cross multiply
    2,218,420.68x = 3,063,287.61 × 1,404,061.26
  4. Step 4: Simplify right side
    2,218,420.68x = 4,301,043,461,438.99
  5. Step 5: Solve for x
    x = 4,301,043,461,438.99/2,218,420.68
  6. Step 6: Final answer
    x = 1,938,786.23

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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.