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Finding the Fourth Proportional to 3,176,376.84, 4,764,746.88 and 901,723.32

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Solution

The fourth proportional to 3,176,376.84, 4,764,746.88 and 901,723.32 is: 1,352,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,376.84 : 4,764,746.88 = 901,723.32 : x
  2. Step 2: Convert to fraction form
    3,176,376.84/4,764,746.88 = 901,723.32/x
  3. Step 3: Cross multiply
    3,176,376.84x = 4,764,746.88 × 901,723.32
  4. Step 4: Simplify right side
    3,176,376.84x = 4,296,483,375,593.24
  5. Step 5: Solve for x
    x = 4,296,483,375,593.24/3,176,376.84
  6. Step 6: Final answer
    x = 1,352,636.54

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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.