Home / 1,159,237.73-1,599,667.94-642,942.92

Finding the Fourth Proportional to 1,159,237.73, 1,599,667.94 and 642,942.92

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Solution

The fourth proportional to 1,159,237.73, 1,599,667.94 and 642,942.92 is: 887,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,237.73 : 1,599,667.94 = 642,942.92 : x
  2. Step 2: Convert to fraction form
    1,159,237.73/1,599,667.94 = 642,942.92/x
  3. Step 3: Cross multiply
    1,159,237.73x = 1,599,667.94 × 642,942.92
  4. Step 4: Simplify right side
    1,159,237.73x = 1,028,495,181,980.51
  5. Step 5: Solve for x
    x = 1,028,495,181,980.51/1,159,237.73
  6. Step 6: Final answer
    x = 887,216.79

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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.