Home / 1,620,655.29-2,233,837.04-1,149,320.34

Finding the Fourth Proportional to 1,620,655.29, 2,233,837.04 and 1,149,320.34

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Solution

The fourth proportional to 1,620,655.29, 2,233,837.04 and 1,149,320.34 is: 1,584,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,655.29 : 2,233,837.04 = 1,149,320.34 : x
  2. Step 2: Convert to fraction form
    1,620,655.29/2,233,837.04 = 1,149,320.34/x
  3. Step 3: Cross multiply
    1,620,655.29x = 2,233,837.04 × 1,149,320.34
  4. Step 4: Simplify right side
    1,620,655.29x = 2,567,394,340,570.79
  5. Step 5: Solve for x
    x = 2,567,394,340,570.79/1,620,655.29
  6. Step 6: Final answer
    x = 1,584,170.52

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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.