Home / 1,505,673.47-2,258,511.65-1,238,873.14

Finding the Fourth Proportional to 1,505,673.47, 2,258,511.65 and 1,238,873.14

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Solution

The fourth proportional to 1,505,673.47, 2,258,511.65 and 1,238,873.14 is: 1,858,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,673.47 : 2,258,511.65 = 1,238,873.14 : x
  2. Step 2: Convert to fraction form
    1,505,673.47/2,258,511.65 = 1,238,873.14/x
  3. Step 3: Cross multiply
    1,505,673.47x = 2,258,511.65 × 1,238,873.14
  4. Step 4: Simplify right side
    1,505,673.47x = 2,798,009,420,836.63
  5. Step 5: Solve for x
    x = 2,798,009,420,836.63/1,505,673.47
  6. Step 6: Final answer
    x = 1,858,310.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.