Home / 1,181,709.51-1,772,192.46-382,805.70

Finding the Fourth Proportional to 1,181,709.51, 1,772,192.46 and 382,805.70

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Solution

The fourth proportional to 1,181,709.51, 1,772,192.46 and 382,805.70 is: 574,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,709.51 : 1,772,192.46 = 382,805.70 : x
  2. Step 2: Convert to fraction form
    1,181,709.51/1,772,192.46 = 382,805.70/x
  3. Step 3: Cross multiply
    1,181,709.51x = 1,772,192.46 × 382,805.70
  4. Step 4: Simplify right side
    1,181,709.51x = 678,405,375,185.02
  5. Step 5: Solve for x
    x = 678,405,375,185.02/1,181,709.51
  6. Step 6: Final answer
    x = 574,088.11

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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.