Home / 1,071,181.80-1,478,181.42-587,734.92

Finding the Fourth Proportional to 1,071,181.80, 1,478,181.42 and 587,734.92

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Solution

The fourth proportional to 1,071,181.80, 1,478,181.42 and 587,734.92 is: 811,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,181.80 : 1,478,181.42 = 587,734.92 : x
  2. Step 2: Convert to fraction form
    1,071,181.80/1,478,181.42 = 587,734.92/x
  3. Step 3: Cross multiply
    1,071,181.80x = 1,478,181.42 × 587,734.92
  4. Step 4: Simplify right side
    1,071,181.80x = 868,778,838,629.19
  5. Step 5: Solve for x
    x = 868,778,838,629.19/1,071,181.80
  6. Step 6: Final answer
    x = 811,047.05

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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.