Home / 1,276,979.20-1,762,230.73-733,150.06

Finding the Fourth Proportional to 1,276,979.20, 1,762,230.73 and 733,150.06

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Solution

The fourth proportional to 1,276,979.20, 1,762,230.73 and 733,150.06 is: 1,011,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,979.20 : 1,762,230.73 = 733,150.06 : x
  2. Step 2: Convert to fraction form
    1,276,979.20/1,762,230.73 = 733,150.06/x
  3. Step 3: Cross multiply
    1,276,979.20x = 1,762,230.73 × 733,150.06
  4. Step 4: Simplify right side
    1,276,979.20x = 1,291,979,565,433.34
  5. Step 5: Solve for x
    x = 1,291,979,565,433.34/1,276,979.20
  6. Step 6: Final answer
    x = 1,011,746.76

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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.