Home / 2,303,612.40-3,178,981.37-1,271,119.37

Finding the Fourth Proportional to 2,303,612.40, 3,178,981.37 and 1,271,119.37

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Solution

The fourth proportional to 2,303,612.40, 3,178,981.37 and 1,271,119.37 is: 1,754,142.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,612.40 : 3,178,981.37 = 1,271,119.37 : x
  2. Step 2: Convert to fraction form
    2,303,612.40/3,178,981.37 = 1,271,119.37/x
  3. Step 3: Cross multiply
    2,303,612.40x = 3,178,981.37 × 1,271,119.37
  4. Step 4: Simplify right side
    2,303,612.40x = 4,040,864,796,276.14
  5. Step 5: Solve for x
    x = 4,040,864,796,276.14/2,303,612.40
  6. Step 6: Final answer
    x = 1,754,142.67

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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.