Home / 3,238,280.90-4,857,421.35-3,144,968.90

Finding the Fourth Proportional to 3,238,280.90, 4,857,421.35 and 3,144,968.90

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Solution

The fourth proportional to 3,238,280.90, 4,857,421.35 and 3,144,968.90 is: 4,717,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,280.90 : 4,857,421.35 = 3,144,968.90 : x
  2. Step 2: Convert to fraction form
    3,238,280.90/4,857,421.35 = 3,144,968.90/x
  3. Step 3: Cross multiply
    3,238,280.90x = 4,857,421.35 × 3,144,968.90
  4. Step 4: Simplify right side
    3,238,280.90x = 15,276,439,079,946.01
  5. Step 5: Solve for x
    x = 15,276,439,079,946.01/3,238,280.90
  6. Step 6: Final answer
    x = 4,717,453.35

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Similar ratio
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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.