Home / 1,023,936.74-1,412,505.02-636,605.29

Finding the Fourth Proportional to 1,023,936.74, 1,412,505.02 and 636,605.29

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Solution

The fourth proportional to 1,023,936.74, 1,412,505.02 and 636,605.29 is: 878,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,936.74 : 1,412,505.02 = 636,605.29 : x
  2. Step 2: Convert to fraction form
    1,023,936.74/1,412,505.02 = 636,605.29/x
  3. Step 3: Cross multiply
    1,023,936.74x = 1,412,505.02 × 636,605.29
  4. Step 4: Simplify right side
    1,023,936.74x = 899,208,162,372.22
  5. Step 5: Solve for x
    x = 899,208,162,372.22/1,023,936.74
  6. Step 6: Final answer
    x = 878,187.22

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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.