Home / 4,912,930.40-7,369,395.60-3,485,256.80

Finding the Fourth Proportional to 4,912,930.40, 7,369,395.60 and 3,485,256.80

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Solution

The fourth proportional to 4,912,930.40, 7,369,395.60 and 3,485,256.80 is: 5,227,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,930.40 : 7,369,395.60 = 3,485,256.80 : x
  2. Step 2: Convert to fraction form
    4,912,930.40/7,369,395.60 = 3,485,256.80/x
  3. Step 3: Cross multiply
    4,912,930.40x = 7,369,395.60 × 3,485,256.80
  4. Step 4: Simplify right side
    4,912,930.40x = 25,684,236,126,790.08
  5. Step 5: Solve for x
    x = 25,684,236,126,790.08/4,912,930.40
  6. Step 6: Final answer
    x = 5,227,885.20

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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.