Home / 1,158,081.66-1,598,114.04-641,813.58

Finding the Fourth Proportional to 1,158,081.66, 1,598,114.04 and 641,813.58

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Solution

The fourth proportional to 1,158,081.66, 1,598,114.04 and 641,813.58 is: 885,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,081.66 : 1,598,114.04 = 641,813.58 : x
  2. Step 2: Convert to fraction form
    1,158,081.66/1,598,114.04 = 641,813.58/x
  3. Step 3: Cross multiply
    1,158,081.66x = 1,598,114.04 × 641,813.58
  4. Step 4: Simplify right side
    1,158,081.66x = 1,025,691,293,260.66
  5. Step 5: Solve for x
    x = 1,025,691,293,260.66/1,158,081.66
  6. Step 6: Final answer
    x = 885,681.32

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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.