Home / 2,878,191.86-4,319,543.84-2,007,967.55

Finding the Fourth Proportional to 2,878,191.86, 4,319,543.84 and 2,007,967.55

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Solution

The fourth proportional to 2,878,191.86, 4,319,543.84 and 2,007,967.55 is: 3,013,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,191.86 : 4,319,543.84 = 2,007,967.55 : x
  2. Step 2: Convert to fraction form
    2,878,191.86/4,319,543.84 = 2,007,967.55/x
  3. Step 3: Cross multiply
    2,878,191.86x = 4,319,543.84 × 2,007,967.55
  4. Step 4: Simplify right side
    2,878,191.86x = 8,673,503,829,884.84
  5. Step 5: Solve for x
    x = 8,673,503,829,884.84/2,878,191.86
  6. Step 6: Final answer
    x = 3,013,525.25

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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.