Home / 1,218,180.36-1,827,644.28-544,828.08

Finding the Fourth Proportional to 1,218,180.36, 1,827,644.28 and 544,828.08

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Solution

The fourth proportional to 1,218,180.36, 1,827,644.28 and 544,828.08 is: 817,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,180.36 : 1,827,644.28 = 544,828.08 : x
  2. Step 2: Convert to fraction form
    1,218,180.36/1,827,644.28 = 544,828.08/x
  3. Step 3: Cross multiply
    1,218,180.36x = 1,827,644.28 × 544,828.08
  4. Step 4: Simplify right side
    1,218,180.36x = 995,751,923,995.38
  5. Step 5: Solve for x
    x = 995,751,923,995.38/1,218,180.36
  6. Step 6: Final answer
    x = 817,409.27

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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.