Home / 1,159,336.52-1,599,900.72-700,387.28

Finding the Fourth Proportional to 1,159,336.52, 1,599,900.72 and 700,387.28

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Solution

The fourth proportional to 1,159,336.52, 1,599,900.72 and 700,387.28 is: 966,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,336.52 : 1,599,900.72 = 700,387.28 : x
  2. Step 2: Convert to fraction form
    1,159,336.52/1,599,900.72 = 700,387.28/x
  3. Step 3: Cross multiply
    1,159,336.52x = 1,599,900.72 × 700,387.28
  4. Step 4: Simplify right side
    1,159,336.52x = 1,120,550,113,550.84
  5. Step 5: Solve for x
    x = 1,120,550,113,550.84/1,159,336.52
  6. Step 6: Final answer
    x = 966,544.31

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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.