Home / 1,487,786.08-2,053,146.16-808,722.56

Finding the Fourth Proportional to 1,487,786.08, 2,053,146.16 and 808,722.56

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Solution

The fourth proportional to 1,487,786.08, 2,053,146.16 and 808,722.56 is: 1,116,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,786.08 : 2,053,146.16 = 808,722.56 : x
  2. Step 2: Convert to fraction form
    1,487,786.08/2,053,146.16 = 808,722.56/x
  3. Step 3: Cross multiply
    1,487,786.08x = 2,053,146.16 × 808,722.56
  4. Step 4: Simplify right side
    1,487,786.08x = 1,660,425,618,569.37
  5. Step 5: Solve for x
    x = 1,660,425,618,569.37/1,487,786.08
  6. Step 6: Final answer
    x = 1,116,037.88

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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.