Home / 1,298,001.68-1,947,001.44-488,537.36

Finding the Fourth Proportional to 1,298,001.68, 1,947,001.44 and 488,537.36

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Solution

The fourth proportional to 1,298,001.68, 1,947,001.44 and 488,537.36 is: 732,805.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,001.68 : 1,947,001.44 = 488,537.36 : x
  2. Step 2: Convert to fraction form
    1,298,001.68/1,947,001.44 = 488,537.36/x
  3. Step 3: Cross multiply
    1,298,001.68x = 1,947,001.44 × 488,537.36
  4. Step 4: Simplify right side
    1,298,001.68x = 951,182,943,413.80
  5. Step 5: Solve for x
    x = 951,182,943,413.80/1,298,001.68
  6. Step 6: Final answer
    x = 732,805.63

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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.