Home / 1,668,529.52-2,501,843.52-657,103.76

Finding the Fourth Proportional to 1,668,529.52, 2,501,843.52 and 657,103.76

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Solution

The fourth proportional to 1,668,529.52, 2,501,843.52 and 657,103.76 is: 985,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,529.52 : 2,501,843.52 = 657,103.76 : x
  2. Step 2: Convert to fraction form
    1,668,529.52/2,501,843.52 = 657,103.76/x
  3. Step 3: Cross multiply
    1,668,529.52x = 2,501,843.52 × 657,103.76
  4. Step 4: Simplify right side
    1,668,529.52x = 1,643,970,783,923.64
  5. Step 5: Solve for x
    x = 1,643,970,783,923.64/1,668,529.52
  6. Step 6: Final answer
    x = 985,281.21

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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.