Home / 2,921,662.16-4,034,479.04-1,820,972.06

Finding the Fourth Proportional to 2,921,662.16, 4,034,479.04 and 1,820,972.06

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Solution

The fourth proportional to 2,921,662.16, 4,034,479.04 and 1,820,972.06 is: 2,514,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,662.16 : 4,034,479.04 = 1,820,972.06 : x
  2. Step 2: Convert to fraction form
    2,921,662.16/4,034,479.04 = 1,820,972.06/x
  3. Step 3: Cross multiply
    2,921,662.16x = 4,034,479.04 × 1,820,972.06
  4. Step 4: Simplify right side
    2,921,662.16x = 7,346,673,608,495.62
  5. Step 5: Solve for x
    x = 7,346,673,608,495.62/2,921,662.16
  6. Step 6: Final answer
    x = 2,514,552.75

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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.