Home / 1,393,293.09-2,089,920.95-382,413.85

Finding the Fourth Proportional to 1,393,293.09, 2,089,920.95 and 382,413.85

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Solution

The fourth proportional to 1,393,293.09, 2,089,920.95 and 382,413.85 is: 573,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,293.09 : 2,089,920.95 = 382,413.85 : x
  2. Step 2: Convert to fraction form
    1,393,293.09/2,089,920.95 = 382,413.85/x
  3. Step 3: Cross multiply
    1,393,293.09x = 2,089,920.95 × 382,413.85
  4. Step 4: Simplify right side
    1,393,293.09x = 799,214,710,982.34
  5. Step 5: Solve for x
    x = 799,214,710,982.34/1,393,293.09
  6. Step 6: Final answer
    x = 573,615.64

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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.