Home / 2,859,154.81-4,278,012.64-1,702,169.44

Finding the Fourth Proportional to 2,859,154.81, 4,278,012.64 and 1,702,169.44

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Solution

The fourth proportional to 2,859,154.81, 4,278,012.64 and 1,702,169.44 is: 2,546,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,154.81 : 4,278,012.64 = 1,702,169.44 : x
  2. Step 2: Convert to fraction form
    2,859,154.81/4,278,012.64 = 1,702,169.44/x
  3. Step 3: Cross multiply
    2,859,154.81x = 4,278,012.64 × 1,702,169.44
  4. Step 4: Simplify right side
    2,859,154.81x = 7,281,902,364,791.27
  5. Step 5: Solve for x
    x = 7,281,902,364,791.27/2,859,154.81
  6. Step 6: Final answer
    x = 2,546,872.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.