Home / 2,119,270.20-3,177,810.90-623,167.80

Finding the Fourth Proportional to 2,119,270.20, 3,177,810.90 and 623,167.80

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Solution

The fourth proportional to 2,119,270.20, 3,177,810.90 and 623,167.80 is: 934,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,270.20 : 3,177,810.90 = 623,167.80 : x
  2. Step 2: Convert to fraction form
    2,119,270.20/3,177,810.90 = 623,167.80/x
  3. Step 3: Cross multiply
    2,119,270.20x = 3,177,810.90 × 623,167.80
  4. Step 4: Simplify right side
    2,119,270.20x = 1,980,309,427,369.02
  5. Step 5: Solve for x
    x = 1,980,309,427,369.02/2,119,270.20
  6. Step 6: Final answer
    x = 934,429.89

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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.