Home / 5,207,704.85-7,186,315.65-2,884,459.64

Finding the Fourth Proportional to 5,207,704.85, 7,186,315.65 and 2,884,459.64

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Solution

The fourth proportional to 5,207,704.85, 7,186,315.65 and 2,884,459.64 is: 3,980,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,704.85 : 7,186,315.65 = 2,884,459.64 : x
  2. Step 2: Convert to fraction form
    5,207,704.85/7,186,315.65 = 2,884,459.64/x
  3. Step 3: Cross multiply
    5,207,704.85x = 7,186,315.65 × 2,884,459.64
  4. Step 4: Simplify right side
    5,207,704.85x = 20,728,637,416,793.79
  5. Step 5: Solve for x
    x = 20,728,637,416,793.79/5,207,704.85
  6. Step 6: Final answer
    x = 3,980,378.70

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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.