Home / 1,511,468.73-2,085,749.87-832,274.01

Finding the Fourth Proportional to 1,511,468.73, 2,085,749.87 and 832,274.01

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Solution

The fourth proportional to 1,511,468.73, 2,085,749.87 and 832,274.01 is: 1,148,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,468.73 : 2,085,749.87 = 832,274.01 : x
  2. Step 2: Convert to fraction form
    1,511,468.73/2,085,749.87 = 832,274.01/x
  3. Step 3: Cross multiply
    1,511,468.73x = 2,085,749.87 × 832,274.01
  4. Step 4: Simplify right side
    1,511,468.73x = 1,735,915,404,000.51
  5. Step 5: Solve for x
    x = 1,735,915,404,000.51/1,511,468.73
  6. Step 6: Final answer
    x = 1,148,495.74

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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.