Home / 1,619,991.48-2,216,159.96-1,613,168.04

Finding the Fourth Proportional to 1,619,991.48, 2,216,159.96 and 1,613,168.04

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Solution

The fourth proportional to 1,619,991.48, 2,216,159.96 and 1,613,168.04 is: 2,206,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,991.48 : 2,216,159.96 = 1,613,168.04 : x
  2. Step 2: Convert to fraction form
    1,619,991.48/2,216,159.96 = 1,613,168.04/x
  3. Step 3: Cross multiply
    1,619,991.48x = 2,216,159.96 × 1,613,168.04
  4. Step 4: Simplify right side
    1,619,991.48x = 3,575,038,418,999.68
  5. Step 5: Solve for x
    x = 3,575,038,418,999.68/1,619,991.48
  6. Step 6: Final answer
    x = 2,206,825.45

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.