Home / 1,368,899.35-2,051,901.04-515,601.81

Finding the Fourth Proportional to 1,368,899.35, 2,051,901.04 and 515,601.81

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Solution

The fourth proportional to 1,368,899.35, 2,051,901.04 and 515,601.81 is: 772,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,899.35 : 2,051,901.04 = 515,601.81 : x
  2. Step 2: Convert to fraction form
    1,368,899.35/2,051,901.04 = 515,601.81/x
  3. Step 3: Cross multiply
    1,368,899.35x = 2,051,901.04 × 515,601.81
  4. Step 4: Simplify right side
    1,368,899.35x = 1,057,963,890,164.88
  5. Step 5: Solve for x
    x = 1,057,963,890,164.88/1,368,899.35
  6. Step 6: Final answer
    x = 772,857.33

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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.