Home / 2,073,137.85-3,109,864.21-706,486.81

Finding the Fourth Proportional to 2,073,137.85, 3,109,864.21 and 706,486.81

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Solution

The fourth proportional to 2,073,137.85, 3,109,864.21 and 706,486.81 is: 1,059,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,137.85 : 3,109,864.21 = 706,486.81 : x
  2. Step 2: Convert to fraction form
    2,073,137.85/3,109,864.21 = 706,486.81/x
  3. Step 3: Cross multiply
    2,073,137.85x = 3,109,864.21 × 706,486.81
  4. Step 4: Simplify right side
    2,073,137.85x = 2,197,078,043,533.18
  5. Step 5: Solve for x
    x = 2,197,078,043,533.18/2,073,137.85
  6. Step 6: Final answer
    x = 1,059,783.86

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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.