Home / 1,515,797.08-2,091,726.46-862,361.57

Finding the Fourth Proportional to 1,515,797.08, 2,091,726.46 and 862,361.57

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Solution

The fourth proportional to 1,515,797.08, 2,091,726.46 and 862,361.57 is: 1,190,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,797.08 : 2,091,726.46 = 862,361.57 : x
  2. Step 2: Convert to fraction form
    1,515,797.08/2,091,726.46 = 862,361.57/x
  3. Step 3: Cross multiply
    1,515,797.08x = 2,091,726.46 × 862,361.57
  4. Step 4: Simplify right side
    1,515,797.08x = 1,803,824,514,056.14
  5. Step 5: Solve for x
    x = 1,803,824,514,056.14/1,515,797.08
  6. Step 6: Final answer
    x = 1,190,017.15

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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.