Home / 4,808,634.80-7,201,503.60-2,782,607.72

Finding the Fourth Proportional to 4,808,634.80, 7,201,503.60 and 2,782,607.72

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Solution

The fourth proportional to 4,808,634.80, 7,201,503.60 and 2,782,607.72 is: 4,167,286.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808,634.80 : 7,201,503.60 = 2,782,607.72 : x
  2. Step 2: Convert to fraction form
    4,808,634.80/7,201,503.60 = 2,782,607.72/x
  3. Step 3: Cross multiply
    4,808,634.80x = 7,201,503.60 × 2,782,607.72
  4. Step 4: Simplify right side
    4,808,634.80x = 20,038,959,512,967.79
  5. Step 5: Solve for x
    x = 20,038,959,512,967.79/4,808,634.80
  6. Step 6: Final answer
    x = 4,167,286.63

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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.