Home / 1,480,185.20-2,042,695.38-899,210.67

Finding the Fourth Proportional to 1,480,185.20, 2,042,695.38 and 899,210.67

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Solution

The fourth proportional to 1,480,185.20, 2,042,695.38 and 899,210.67 is: 1,240,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,185.20 : 2,042,695.38 = 899,210.67 : x
  2. Step 2: Convert to fraction form
    1,480,185.20/2,042,695.38 = 899,210.67/x
  3. Step 3: Cross multiply
    1,480,185.20x = 2,042,695.38 × 899,210.67
  4. Step 4: Simplify right side
    1,480,185.20x = 1,836,813,481,255.70
  5. Step 5: Solve for x
    x = 1,836,813,481,255.70/1,480,185.20
  6. Step 6: Final answer
    x = 1,240,934.91

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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.