Home / 2,116,523.84-3,173,867.16-768,238.32

Finding the Fourth Proportional to 2,116,523.84, 3,173,867.16 and 768,238.32

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Solution

The fourth proportional to 2,116,523.84, 3,173,867.16 and 768,238.32 is: 1,152,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,523.84 : 3,173,867.16 = 768,238.32 : x
  2. Step 2: Convert to fraction form
    2,116,523.84/3,173,867.16 = 768,238.32/x
  3. Step 3: Cross multiply
    2,116,523.84x = 3,173,867.16 × 768,238.32
  4. Step 4: Simplify right side
    2,116,523.84x = 2,438,286,374,901.57
  5. Step 5: Solve for x
    x = 2,438,286,374,901.57/2,116,523.84
  6. Step 6: Final answer
    x = 1,152,024.05

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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.