Home / 1,798,998.82-2,482,378.51-1,155,290.91

Finding the Fourth Proportional to 1,798,998.82, 2,482,378.51 and 1,155,290.91

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Solution

The fourth proportional to 1,798,998.82, 2,482,378.51 and 1,155,290.91 is: 1,594,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,998.82 : 2,482,378.51 = 1,155,290.91 : x
  2. Step 2: Convert to fraction form
    1,798,998.82/2,482,378.51 = 1,155,290.91/x
  3. Step 3: Cross multiply
    1,798,998.82x = 2,482,378.51 × 1,155,290.91
  4. Step 4: Simplify right side
    1,798,998.82x = 2,867,869,327,782.34
  5. Step 5: Solve for x
    x = 2,867,869,327,782.34/1,798,998.82
  6. Step 6: Final answer
    x = 1,594,147.42

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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.