Home / 1,271,199.36-1,906,815.08-372,659.16

Finding the Fourth Proportional to 1,271,199.36, 1,906,815.08 and 372,659.16

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Solution

The fourth proportional to 1,271,199.36, 1,906,815.08 and 372,659.16 is: 558,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,199.36 : 1,906,815.08 = 372,659.16 : x
  2. Step 2: Convert to fraction form
    1,271,199.36/1,906,815.08 = 372,659.16/x
  3. Step 3: Cross multiply
    1,271,199.36x = 1,906,815.08 × 372,659.16
  4. Step 4: Simplify right side
    1,271,199.36x = 710,592,105,988.13
  5. Step 5: Solve for x
    x = 710,592,105,988.13/1,271,199.36
  6. Step 6: Final answer
    x = 558,993.44

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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.