Home / 1,181,712.29-1,772,196.61-382,808.48

Finding the Fourth Proportional to 1,181,712.29, 1,772,196.61 and 382,808.48

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Solution

The fourth proportional to 1,181,712.29, 1,772,196.61 and 382,808.48 is: 574,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,712.29 : 1,772,196.61 = 382,808.48 : x
  2. Step 2: Convert to fraction form
    1,181,712.29/1,772,196.61 = 382,808.48/x
  3. Step 3: Cross multiply
    1,181,712.29x = 1,772,196.61 × 382,808.48
  4. Step 4: Simplify right side
    1,181,712.29x = 678,411,890,535.25
  5. Step 5: Solve for x
    x = 678,411,890,535.25/1,181,712.29
  6. Step 6: Final answer
    x = 574,092.27

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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.