Home / 1,515,981.75-2,271,637.50

Finding the Third Proportional to 1,515,981.75 and 2,271,637.50

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Solution

The third proportional to 1,515,981.75 and 2,271,637.50 is: 3,403,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,981.75 : 2,271,637.50 = 2,271,637.50 : x
  2. Step 2: Convert to fraction form
    1,515,981.75/2,271,637.50 = 2,271,637.50/x
  3. Step 3: Cross multiply
    1,515,981.75x = 2,271,637.50 × 2,271,637.50
  4. Step 4: Simplify right side
    1,515,981.75x = 5,160,336,931,406.25
  5. Step 5: Solve for x
    x = 5,160,336,931,406.25/1,515,981.75
  6. Step 6: Final answer
    x = 3,403,957.16

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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.