Home / 1,811,004.90-2,715,523.20-612,310.20

Finding the Fourth Proportional to 1,811,004.90, 2,715,523.20 and 612,310.20

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Solution

The fourth proportional to 1,811,004.90, 2,715,523.20 and 612,310.20 is: 918,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,004.90 : 2,715,523.20 = 612,310.20 : x
  2. Step 2: Convert to fraction form
    1,811,004.90/2,715,523.20 = 612,310.20/x
  3. Step 3: Cross multiply
    1,811,004.90x = 2,715,523.20 × 612,310.20
  4. Step 4: Simplify right side
    1,811,004.90x = 1,662,742,553,696.64
  5. Step 5: Solve for x
    x = 1,662,742,553,696.64/1,811,004.90
  6. Step 6: Final answer
    x = 918,132.55

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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.