Home / 1,060,721.40-1,589,699.70-492,036.60

Finding the Fourth Proportional to 1,060,721.40, 1,589,699.70 and 492,036.60

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Solution

The fourth proportional to 1,060,721.40, 1,589,699.70 and 492,036.60 is: 737,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,721.40 : 1,589,699.70 = 492,036.60 : x
  2. Step 2: Convert to fraction form
    1,060,721.40/1,589,699.70 = 492,036.60/x
  3. Step 3: Cross multiply
    1,060,721.40x = 1,589,699.70 × 492,036.60
  4. Step 4: Simplify right side
    1,060,721.40x = 782,190,435,409.02
  5. Step 5: Solve for x
    x = 782,190,435,409.02/1,060,721.40
  6. Step 6: Final answer
    x = 737,413.65

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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.