Home / 1,097,029.78-1,513,910.72-613,639.89

Finding the Fourth Proportional to 1,097,029.78, 1,513,910.72 and 613,639.89

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Solution

The fourth proportional to 1,097,029.78, 1,513,910.72 and 613,639.89 is: 846,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,029.78 : 1,513,910.72 = 613,639.89 : x
  2. Step 2: Convert to fraction form
    1,097,029.78/1,513,910.72 = 613,639.89/x
  3. Step 3: Cross multiply
    1,097,029.78x = 1,513,910.72 × 613,639.89
  4. Step 4: Simplify right side
    1,097,029.78x = 928,996,009,224.72
  5. Step 5: Solve for x
    x = 928,996,009,224.72/1,097,029.78
  6. Step 6: Final answer
    x = 846,828.43

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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.