Home / 1,668,814.28-2,503,318.22-644,150.44

Finding the Fourth Proportional to 1,668,814.28, 2,503,318.22 and 644,150.44

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Solution

The fourth proportional to 1,668,814.28, 2,503,318.22 and 644,150.44 is: 966,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,814.28 : 2,503,318.22 = 644,150.44 : x
  2. Step 2: Convert to fraction form
    1,668,814.28/2,503,318.22 = 644,150.44/x
  3. Step 3: Cross multiply
    1,668,814.28x = 2,503,318.22 × 644,150.44
  4. Step 4: Simplify right side
    1,668,814.28x = 1,612,513,532,873.02
  5. Step 5: Solve for x
    x = 1,612,513,532,873.02/1,668,814.28
  6. Step 6: Final answer
    x = 966,263.02

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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.