Home / 1,209,984.04-1,816,098.24-611,365.56

Finding the Fourth Proportional to 1,209,984.04, 1,816,098.24 and 611,365.56

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Solution

The fourth proportional to 1,209,984.04, 1,816,098.24 and 611,365.56 is: 917,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,984.04 : 1,816,098.24 = 611,365.56 : x
  2. Step 2: Convert to fraction form
    1,209,984.04/1,816,098.24 = 611,365.56/x
  3. Step 3: Cross multiply
    1,209,984.04x = 1,816,098.24 × 611,365.56
  4. Step 4: Simplify right side
    1,209,984.04x = 1,110,299,917,512.61
  5. Step 5: Solve for x
    x = 1,110,299,917,512.61/1,209,984.04
  6. Step 6: Final answer
    x = 917,615.34

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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.