Home / 1,144,083.76-1,578,588.92-660,368.63

Finding the Fourth Proportional to 1,144,083.76, 1,578,588.92 and 660,368.63

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Solution

The fourth proportional to 1,144,083.76, 1,578,588.92 and 660,368.63 is: 911,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,083.76 : 1,578,588.92 = 660,368.63 : x
  2. Step 2: Convert to fraction form
    1,144,083.76/1,578,588.92 = 660,368.63/x
  3. Step 3: Cross multiply
    1,144,083.76x = 1,578,588.92 × 660,368.63
  4. Step 4: Simplify right side
    1,144,083.76x = 1,042,450,599,131.74
  5. Step 5: Solve for x
    x = 1,042,450,599,131.74/1,144,083.76
  6. Step 6: Final answer
    x = 911,166.33

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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.