Home / 1,798,987.34-2,482,362.78-1,155,279.44

Finding the Fourth Proportional to 1,798,987.34, 2,482,362.78 and 1,155,279.44

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Solution

The fourth proportional to 1,798,987.34, 2,482,362.78 and 1,155,279.44 is: 1,594,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,987.34 : 2,482,362.78 = 1,155,279.44 : x
  2. Step 2: Convert to fraction form
    1,798,987.34/2,482,362.78 = 1,155,279.44/x
  3. Step 3: Cross multiply
    1,798,987.34x = 2,482,362.78 × 1,155,279.44
  4. Step 4: Simplify right side
    1,798,987.34x = 2,867,822,682,355.24
  5. Step 5: Solve for x
    x = 2,867,822,682,355.24/1,798,987.34
  6. Step 6: Final answer
    x = 1,594,131.66

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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.