Home / 2,976,941.96-4,108,175.34-1,815,386.22

Finding the Fourth Proportional to 2,976,941.96, 4,108,175.34 and 1,815,386.22

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Solution

The fourth proportional to 2,976,941.96, 4,108,175.34 and 1,815,386.22 is: 2,505,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,941.96 : 4,108,175.34 = 1,815,386.22 : x
  2. Step 2: Convert to fraction form
    2,976,941.96/4,108,175.34 = 1,815,386.22/x
  3. Step 3: Cross multiply
    2,976,941.96x = 4,108,175.34 × 1,815,386.22
  4. Step 4: Simplify right side
    2,976,941.96x = 7,457,924,901,579.82
  5. Step 5: Solve for x
    x = 7,457,924,901,579.82/2,976,941.96
  6. Step 6: Final answer
    x = 2,505,230.20

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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.