Home / 1,515,449.64-2,271,967.32-875,027.16

Finding the Fourth Proportional to 1,515,449.64, 2,271,967.32 and 875,027.16

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Solution

The fourth proportional to 1,515,449.64, 2,271,967.32 and 875,027.16 is: 1,311,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,449.64 : 2,271,967.32 = 875,027.16 : x
  2. Step 2: Convert to fraction form
    1,515,449.64/2,271,967.32 = 875,027.16/x
  3. Step 3: Cross multiply
    1,515,449.64x = 2,271,967.32 × 875,027.16
  4. Step 4: Simplify right side
    1,515,449.64x = 1,988,033,111,632.41
  5. Step 5: Solve for x
    x = 1,988,033,111,632.41/1,515,449.64
  6. Step 6: Final answer
    x = 1,311,843.73

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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.