Home / 1,098,289-1,515,664.10-614,841.96

Finding the Fourth Proportional to 1,098,289, 1,515,664.10 and 614,841.96

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Solution

The fourth proportional to 1,098,289, 1,515,664.10 and 614,841.96 is: 848,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,289 : 1,515,664.10 = 614,841.96 : x
  2. Step 2: Convert to fraction form
    1,098,289/1,515,664.10 = 614,841.96/x
  3. Step 3: Cross multiply
    1,098,289x = 1,515,664.10 × 614,841.96
  4. Step 4: Simplify right side
    1,098,289x = 931,893,885,945.64
  5. Step 5: Solve for x
    x = 931,893,885,945.64/1,098,289
  6. Step 6: Final answer
    x = 848,496.06

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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.