Home / 5,200,365.40-7,797,437.70-2,680,941.40

Finding the Fourth Proportional to 5,200,365.40, 7,797,437.70 and 2,680,941.40

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Solution

The fourth proportional to 5,200,365.40, 7,797,437.70 and 2,680,941.40 is: 4,019,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,365.40 : 7,797,437.70 = 2,680,941.40 : x
  2. Step 2: Convert to fraction form
    5,200,365.40/7,797,437.70 = 2,680,941.40/x
  3. Step 3: Cross multiply
    5,200,365.40x = 7,797,437.70 × 2,680,941.40
  4. Step 4: Simplify right side
    5,200,365.40x = 20,904,473,543,850.78
  5. Step 5: Solve for x
    x = 20,904,473,543,850.78/5,200,365.40
  6. Step 6: Final answer
    x = 4,019,808.60

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1.5x scale

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.