Home / 1,271,103.08-1,906,395.96-372,303.32

Finding the Fourth Proportional to 1,271,103.08, 1,906,395.96 and 372,303.32

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Solution

The fourth proportional to 1,271,103.08, 1,906,395.96 and 372,303.32 is: 558,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,103.08 : 1,906,395.96 = 372,303.32 : x
  2. Step 2: Convert to fraction form
    1,271,103.08/1,906,395.96 = 372,303.32/x
  3. Step 3: Cross multiply
    1,271,103.08x = 1,906,395.96 × 372,303.32
  4. Step 4: Simplify right side
    1,271,103.08x = 709,757,545,142.59
  5. Step 5: Solve for x
    x = 709,757,545,142.59/1,271,103.08
  6. Step 6: Final answer
    x = 558,379.22

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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.