Home / 1,000,111.91-1,500,015.61-326,192.27

Finding the Fourth Proportional to 1,000,111.91, 1,500,015.61 and 326,192.27

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Solution

The fourth proportional to 1,000,111.91, 1,500,015.61 and 326,192.27 is: 489,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,111.91 : 1,500,015.61 = 326,192.27 : x
  2. Step 2: Convert to fraction form
    1,000,111.91/1,500,015.61 = 326,192.27/x
  3. Step 3: Cross multiply
    1,000,111.91x = 1,500,015.61 × 326,192.27
  4. Step 4: Simplify right side
    1,000,111.91x = 489,293,489,769.00
  5. Step 5: Solve for x
    x = 489,293,489,769.00/1,000,111.91
  6. Step 6: Final answer
    x = 489,238.74

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1.5x scale

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.