Home / 1,358,824.38-2,038,679.44-684,853.86

Finding the Fourth Proportional to 1,358,824.38, 2,038,679.44 and 684,853.86

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Solution

The fourth proportional to 1,358,824.38, 2,038,679.44 and 684,853.86 is: 1,027,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,824.38 : 2,038,679.44 = 684,853.86 : x
  2. Step 2: Convert to fraction form
    1,358,824.38/2,038,679.44 = 684,853.86/x
  3. Step 3: Cross multiply
    1,358,824.38x = 2,038,679.44 × 684,853.86
  4. Step 4: Simplify right side
    1,358,824.38x = 1,396,197,483,786.64
  5. Step 5: Solve for x
    x = 1,396,197,483,786.64/1,358,824.38
  6. Step 6: Final answer
    x = 1,027,504.00

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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.