Home / 4,426,829.20-6,640,243.80-3,083,136.40

Finding the Fourth Proportional to 4,426,829.20, 6,640,243.80 and 3,083,136.40

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Solution

The fourth proportional to 4,426,829.20, 6,640,243.80 and 3,083,136.40 is: 4,624,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426,829.20 : 6,640,243.80 = 3,083,136.40 : x
  2. Step 2: Convert to fraction form
    4,426,829.20/6,640,243.80 = 3,083,136.40/x
  3. Step 3: Cross multiply
    4,426,829.20x = 6,640,243.80 × 3,083,136.40
  4. Step 4: Simplify right side
    4,426,829.20x = 20,472,777,364,654.32
  5. Step 5: Solve for x
    x = 20,472,777,364,654.32/4,426,829.20
  6. Step 6: Final answer
    x = 4,624,704.60

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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.