Home / 1,103,201.40-1,654,413.30-393,252.60

Finding the Fourth Proportional to 1,103,201.40, 1,654,413.30 and 393,252.60

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Solution

The fourth proportional to 1,103,201.40, 1,654,413.30 and 393,252.60 is: 589,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,201.40 : 1,654,413.30 = 393,252.60 : x
  2. Step 2: Convert to fraction form
    1,103,201.40/1,654,413.30 = 393,252.60/x
  3. Step 3: Cross multiply
    1,103,201.40x = 1,654,413.30 × 393,252.60
  4. Step 4: Simplify right side
    1,103,201.40x = 650,602,331,699.58
  5. Step 5: Solve for x
    x = 650,602,331,699.58/1,103,201.40
  6. Step 6: Final answer
    x = 589,740.31

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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.