Home / 1,172,266.44-1,617,814.76-656,072.17

Finding the Fourth Proportional to 1,172,266.44, 1,617,814.76 and 656,072.17

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Solution

The fourth proportional to 1,172,266.44, 1,617,814.76 and 656,072.17 is: 905,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,266.44 : 1,617,814.76 = 656,072.17 : x
  2. Step 2: Convert to fraction form
    1,172,266.44/1,617,814.76 = 656,072.17/x
  3. Step 3: Cross multiply
    1,172,266.44x = 1,617,814.76 × 656,072.17
  4. Step 4: Simplify right side
    1,172,266.44x = 1,061,403,232,926.33
  5. Step 5: Solve for x
    x = 1,061,403,232,926.33/1,172,266.44
  6. Step 6: Final answer
    x = 905,428.32

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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.