Home / 2,238,640.32-3,358,949.76-1,173,427.68

Finding the Fourth Proportional to 2,238,640.32, 3,358,949.76 and 1,173,427.68

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Solution

The fourth proportional to 2,238,640.32, 3,358,949.76 and 1,173,427.68 is: 1,760,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,640.32 : 3,358,949.76 = 1,173,427.68 : x
  2. Step 2: Convert to fraction form
    2,238,640.32/3,358,949.76 = 1,173,427.68/x
  3. Step 3: Cross multiply
    2,238,640.32x = 3,358,949.76 × 1,173,427.68
  4. Step 4: Simplify right side
    2,238,640.32x = 3,941,484,624,113.36
  5. Step 5: Solve for x
    x = 3,941,484,624,113.36/2,238,640.32
  6. Step 6: Final answer
    x = 1,760,660.07

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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.