Home / 1,176,004.88-1,622,288.55-768,345.35

Finding the Fourth Proportional to 1,176,004.88, 1,622,288.55 and 768,345.35

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Solution

The fourth proportional to 1,176,004.88, 1,622,288.55 and 768,345.35 is: 1,059,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,004.88 : 1,622,288.55 = 768,345.35 : x
  2. Step 2: Convert to fraction form
    1,176,004.88/1,622,288.55 = 768,345.35/x
  3. Step 3: Cross multiply
    1,176,004.88x = 1,622,288.55 × 768,345.35
  4. Step 4: Simplify right side
    1,176,004.88x = 1,246,477,858,520.59
  5. Step 5: Solve for x
    x = 1,246,477,858,520.59/1,176,004.88
  6. Step 6: Final answer
    x = 1,059,925.75

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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.