Home / 2,084,571.93-3,127,397.03-1,220,736.40

Finding the Fourth Proportional to 2,084,571.93, 3,127,397.03 and 1,220,736.40

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Solution

The fourth proportional to 2,084,571.93, 3,127,397.03 and 1,220,736.40 is: 1,831,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,571.93 : 3,127,397.03 = 1,220,736.40 : x
  2. Step 2: Convert to fraction form
    2,084,571.93/3,127,397.03 = 1,220,736.40/x
  3. Step 3: Cross multiply
    2,084,571.93x = 3,127,397.03 × 1,220,736.40
  4. Step 4: Simplify right side
    2,084,571.93x = 3,817,727,382,428.48
  5. Step 5: Solve for x
    x = 3,817,727,382,428.48/2,084,571.93
  6. Step 6: Final answer
    x = 1,831,420.31

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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.