Home / 4,429,785.20-6,644,677.80-4,401,791.60

Finding the Fourth Proportional to 4,429,785.20, 6,644,677.80 and 4,401,791.60

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Solution

The fourth proportional to 4,429,785.20, 6,644,677.80 and 4,401,791.60 is: 6,602,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,785.20 : 6,644,677.80 = 4,401,791.60 : x
  2. Step 2: Convert to fraction form
    4,429,785.20/6,644,677.80 = 4,401,791.60/x
  3. Step 3: Cross multiply
    4,429,785.20x = 6,644,677.80 × 4,401,791.60
  4. Step 4: Simplify right side
    4,429,785.20x = 29,248,486,924,746.48
  5. Step 5: Solve for x
    x = 29,248,486,924,746.48/4,429,785.20
  6. Step 6: Final answer
    x = 6,602,687.40

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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.