Home / 1,645,181.79-2,270,308.17-910,163.22

Finding the Fourth Proportional to 1,645,181.79, 2,270,308.17 and 910,163.22

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Solution

The fourth proportional to 1,645,181.79, 2,270,308.17 and 910,163.22 is: 1,256,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,181.79 : 2,270,308.17 = 910,163.22 : x
  2. Step 2: Convert to fraction form
    1,645,181.79/2,270,308.17 = 910,163.22/x
  3. Step 3: Cross multiply
    1,645,181.79x = 2,270,308.17 × 910,163.22
  4. Step 4: Simplify right side
    1,645,181.79x = 2,066,350,994,399.51
  5. Step 5: Solve for x
    x = 2,066,350,994,399.51/1,645,181.79
  6. Step 6: Final answer
    x = 1,256,001.62

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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.