Home / 1,521,946.92-2,282,865-456,961.28

Finding the Fourth Proportional to 1,521,946.92, 2,282,865 and 456,961.28

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Solution

The fourth proportional to 1,521,946.92, 2,282,865 and 456,961.28 is: 685,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,946.92 : 2,282,865 = 456,961.28 : x
  2. Step 2: Convert to fraction form
    1,521,946.92/2,282,865 = 456,961.28/x
  3. Step 3: Cross multiply
    1,521,946.92x = 2,282,865 × 456,961.28
  4. Step 4: Simplify right side
    1,521,946.92x = 1,043,180,912,467.20
  5. Step 5: Solve for x
    x = 1,043,180,912,467.20/1,521,946.92
  6. Step 6: Final answer
    x = 685,425.29

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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.