Home / 2,005,972.20-3,009,347.10-1,008,700.20

Finding the Fourth Proportional to 2,005,972.20, 3,009,347.10 and 1,008,700.20

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Solution

The fourth proportional to 2,005,972.20, 3,009,347.10 and 1,008,700.20 is: 1,513,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,972.20 : 3,009,347.10 = 1,008,700.20 : x
  2. Step 2: Convert to fraction form
    2,005,972.20/3,009,347.10 = 1,008,700.20/x
  3. Step 3: Cross multiply
    2,005,972.20x = 3,009,347.10 × 1,008,700.20
  4. Step 4: Simplify right side
    2,005,972.20x = 3,035,529,021,639.42
  5. Step 5: Solve for x
    x = 3,035,529,021,639.42/2,005,972.20
  6. Step 6: Final answer
    x = 1,513,245.81

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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.