Home / 2,893,335.45-4,331,489.52-1,931,405.16

Finding the Fourth Proportional to 2,893,335.45, 4,331,489.52 and 1,931,405.16

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Solution

The fourth proportional to 2,893,335.45, 4,331,489.52 and 1,931,405.16 is: 2,891,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,335.45 : 4,331,489.52 = 1,931,405.16 : x
  2. Step 2: Convert to fraction form
    2,893,335.45/4,331,489.52 = 1,931,405.16/x
  3. Step 3: Cross multiply
    2,893,335.45x = 4,331,489.52 × 1,931,405.16
  4. Step 4: Simplify right side
    2,893,335.45x = 8,365,861,209,413.92
  5. Step 5: Solve for x
    x = 8,365,861,209,413.92/2,893,335.45
  6. Step 6: Final answer
    x = 2,891,424.57

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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.