Home / 1,798,889.60-2,694,835.20-1,086,802.40

Finding the Fourth Proportional to 1,798,889.60, 2,694,835.20 and 1,086,802.40

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Solution

The fourth proportional to 1,798,889.60, 2,694,835.20 and 1,086,802.40 is: 1,628,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,889.60 : 2,694,835.20 = 1,086,802.40 : x
  2. Step 2: Convert to fraction form
    1,798,889.60/2,694,835.20 = 1,086,802.40/x
  3. Step 3: Cross multiply
    1,798,889.60x = 2,694,835.20 × 1,086,802.40
  4. Step 4: Simplify right side
    1,798,889.60x = 2,928,753,362,964.48
  5. Step 5: Solve for x
    x = 2,928,753,362,964.48/1,798,889.60
  6. Step 6: Final answer
    x = 1,628,089.55

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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.