Home / 1,590,387.32-2,195,185.74-937,392.86

Finding the Fourth Proportional to 1,590,387.32, 2,195,185.74 and 937,392.86

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Solution

The fourth proportional to 1,590,387.32, 2,195,185.74 and 937,392.86 is: 1,293,868.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,387.32 : 2,195,185.74 = 937,392.86 : x
  2. Step 2: Convert to fraction form
    1,590,387.32/2,195,185.74 = 937,392.86/x
  3. Step 3: Cross multiply
    1,590,387.32x = 2,195,185.74 × 937,392.86
  4. Step 4: Simplify right side
    1,590,387.32x = 2,057,751,439,049.82
  5. Step 5: Solve for x
    x = 2,057,751,439,049.82/1,590,387.32
  6. Step 6: Final answer
    x = 1,293,868.11

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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.