Home / 1,518,164.88-2,095,176.20-839,086.80

Finding the Fourth Proportional to 1,518,164.88, 2,095,176.20 and 839,086.80

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Solution

The fourth proportional to 1,518,164.88, 2,095,176.20 and 839,086.80 is: 1,157,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,164.88 : 2,095,176.20 = 839,086.80 : x
  2. Step 2: Convert to fraction form
    1,518,164.88/2,095,176.20 = 839,086.80/x
  3. Step 3: Cross multiply
    1,518,164.88x = 2,095,176.20 × 839,086.80
  4. Step 4: Simplify right side
    1,518,164.88x = 1,758,034,693,094.16
  5. Step 5: Solve for x
    x = 1,758,034,693,094.16/1,518,164.88
  6. Step 6: Final answer
    x = 1,157,999.84

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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.