Home / 2,084,554.50-3,127,370.84-1,220,718.94

Finding the Fourth Proportional to 2,084,554.50, 3,127,370.84 and 1,220,718.94

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Solution

The fourth proportional to 2,084,554.50, 3,127,370.84 and 1,220,718.94 is: 1,831,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,554.50 : 3,127,370.84 = 1,220,718.94 : x
  2. Step 2: Convert to fraction form
    2,084,554.50/3,127,370.84 = 1,220,718.94/x
  3. Step 3: Cross multiply
    2,084,554.50x = 3,127,370.84 × 1,220,718.94
  4. Step 4: Simplify right side
    2,084,554.50x = 3,817,640,824,073.97
  5. Step 5: Solve for x
    x = 3,817,640,824,073.97/2,084,554.50
  6. Step 6: Final answer
    x = 1,831,394.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.