Home / 1,159,037.69-1,599,570.26-642,957.86

Finding the Fourth Proportional to 1,159,037.69, 1,599,570.26 and 642,957.86

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Solution

The fourth proportional to 1,159,037.69, 1,599,570.26 and 642,957.86 is: 887,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,037.69 : 1,599,570.26 = 642,957.86 : x
  2. Step 2: Convert to fraction form
    1,159,037.69/1,599,570.26 = 642,957.86/x
  3. Step 3: Cross multiply
    1,159,037.69x = 1,599,570.26 × 642,957.86
  4. Step 4: Simplify right side
    1,159,037.69x = 1,028,456,272,073.38
  5. Step 5: Solve for x
    x = 1,028,456,272,073.38/1,159,037.69
  6. Step 6: Final answer
    x = 887,336.35

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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.