Home / 1,946,521.20-2,685,809.48-1,086,949.20

Finding the Fourth Proportional to 1,946,521.20, 2,685,809.48 and 1,086,949.20

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Solution

The fourth proportional to 1,946,521.20, 2,685,809.48 and 1,086,949.20 is: 1,499,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,521.20 : 2,685,809.48 = 1,086,949.20 : x
  2. Step 2: Convert to fraction form
    1,946,521.20/2,685,809.48 = 1,086,949.20/x
  3. Step 3: Cross multiply
    1,946,521.20x = 2,685,809.48 × 1,086,949.20
  4. Step 4: Simplify right side
    1,946,521.20x = 2,919,338,465,638.42
  5. Step 5: Solve for x
    x = 2,919,338,465,638.42/1,946,521.20
  6. Step 6: Final answer
    x = 1,499,772.24

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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.