Home / 3,019,140-4,166,413.20-1,660,983.84

Finding the Fourth Proportional to 3,019,140, 4,166,413.20 and 1,660,983.84

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Solution

The fourth proportional to 3,019,140, 4,166,413.20 and 1,660,983.84 is: 2,292,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,140 : 4,166,413.20 = 1,660,983.84 : x
  2. Step 2: Convert to fraction form
    3,019,140/4,166,413.20 = 1,660,983.84/x
  3. Step 3: Cross multiply
    3,019,140x = 4,166,413.20 × 1,660,983.84
  4. Step 4: Simplify right side
    3,019,140x = 6,920,344,995,962.69
  5. Step 5: Solve for x
    x = 6,920,344,995,962.69/3,019,140
  6. Step 6: Final answer
    x = 2,292,157.70

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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.