Home / 1,271,637.83-1,907,451.89-325,007.03

Finding the Fourth Proportional to 1,271,637.83, 1,907,451.89 and 325,007.03

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Solution

The fourth proportional to 1,271,637.83, 1,907,451.89 and 325,007.03 is: 487,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,637.83 : 1,907,451.89 = 325,007.03 : x
  2. Step 2: Convert to fraction form
    1,271,637.83/1,907,451.89 = 325,007.03/x
  3. Step 3: Cross multiply
    1,271,637.83x = 1,907,451.89 × 325,007.03
  4. Step 4: Simplify right side
    1,271,637.83x = 619,935,277,999.16
  5. Step 5: Solve for x
    x = 619,935,277,999.16/1,271,637.83
  6. Step 6: Final answer
    x = 487,509.31

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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.