Home / 1,914,270.04-2,641,512.16-1,129,213.60

Finding the Fourth Proportional to 1,914,270.04, 2,641,512.16 and 1,129,213.60

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Solution

The fourth proportional to 1,914,270.04, 2,641,512.16 and 1,129,213.60 is: 1,558,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,270.04 : 2,641,512.16 = 1,129,213.60 : x
  2. Step 2: Convert to fraction form
    1,914,270.04/2,641,512.16 = 1,129,213.60/x
  3. Step 3: Cross multiply
    1,914,270.04x = 2,641,512.16 × 1,129,213.60
  4. Step 4: Simplify right side
    1,914,270.04x = 2,982,831,455,637.38
  5. Step 5: Solve for x
    x = 2,982,831,455,637.38/1,914,270.04
  6. Step 6: Final answer
    x = 1,558,208.30

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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.