Home / 2,215,941.64-3,057,994.68-1,197,346.40

Finding the Fourth Proportional to 2,215,941.64, 3,057,994.68 and 1,197,346.40

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Solution

The fourth proportional to 2,215,941.64, 3,057,994.68 and 1,197,346.40 is: 1,652,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,941.64 : 3,057,994.68 = 1,197,346.40 : x
  2. Step 2: Convert to fraction form
    2,215,941.64/3,057,994.68 = 1,197,346.40/x
  3. Step 3: Cross multiply
    2,215,941.64x = 3,057,994.68 × 1,197,346.40
  4. Step 4: Simplify right side
    2,215,941.64x = 3,661,478,921,317.15
  5. Step 5: Solve for x
    x = 3,661,478,921,317.15/2,215,941.64
  6. Step 6: Final answer
    x = 1,652,335.45

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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.