Home / 1,173,250.31-1,619,085.44-636,706.31

Finding the Fourth Proportional to 1,173,250.31, 1,619,085.44 and 636,706.31

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Solution

The fourth proportional to 1,173,250.31, 1,619,085.44 and 636,706.31 is: 878,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,250.31 : 1,619,085.44 = 636,706.31 : x
  2. Step 2: Convert to fraction form
    1,173,250.31/1,619,085.44 = 636,706.31/x
  3. Step 3: Cross multiply
    1,173,250.31x = 1,619,085.44 × 636,706.31
  4. Step 4: Simplify right side
    1,173,250.31x = 1,030,881,916,941.31
  5. Step 5: Solve for x
    x = 1,030,881,916,941.31/1,173,250.31
  6. Step 6: Final answer
    x = 878,654.71

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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.