Home / 1,533,606.90-2,116,349.22-835,893.78

Finding the Fourth Proportional to 1,533,606.90, 2,116,349.22 and 835,893.78

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Solution

The fourth proportional to 1,533,606.90, 2,116,349.22 and 835,893.78 is: 1,153,517.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,606.90 : 2,116,349.22 = 835,893.78 : x
  2. Step 2: Convert to fraction form
    1,533,606.90/2,116,349.22 = 835,893.78/x
  3. Step 3: Cross multiply
    1,533,606.90x = 2,116,349.22 × 835,893.78
  4. Step 4: Simplify right side
    1,533,606.90x = 1,769,043,149,305.85
  5. Step 5: Solve for x
    x = 1,769,043,149,305.85/1,533,606.90
  6. Step 6: Final answer
    x = 1,153,517.99

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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.