Home / 1,498,100.70-2,065,989.30-953,668.92

Finding the Fourth Proportional to 1,498,100.70, 2,065,989.30 and 953,668.92

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Solution

The fourth proportional to 1,498,100.70, 2,065,989.30 and 953,668.92 is: 1,315,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,100.70 : 2,065,989.30 = 953,668.92 : x
  2. Step 2: Convert to fraction form
    1,498,100.70/2,065,989.30 = 953,668.92/x
  3. Step 3: Cross multiply
    1,498,100.70x = 2,065,989.30 × 953,668.92
  4. Step 4: Simplify right side
    1,498,100.70x = 1,970,269,784,462.56
  5. Step 5: Solve for x
    x = 1,970,269,784,462.56/1,498,100.70
  6. Step 6: Final answer
    x = 1,315,178.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.