Home / 4,886,477.10-6,743,657.34-2,821,579.74

Finding the Fourth Proportional to 4,886,477.10, 6,743,657.34 and 2,821,579.74

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Solution

The fourth proportional to 4,886,477.10, 6,743,657.34 and 2,821,579.74 is: 3,893,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,477.10 : 6,743,657.34 = 2,821,579.74 : x
  2. Step 2: Convert to fraction form
    4,886,477.10/6,743,657.34 = 2,821,579.74/x
  3. Step 3: Cross multiply
    4,886,477.10x = 6,743,657.34 × 2,821,579.74
  4. Step 4: Simplify right side
    4,886,477.10x = 19,027,766,924,046.29
  5. Step 5: Solve for x
    x = 19,027,766,924,046.29/4,886,477.10
  6. Step 6: Final answer
    x = 3,893,964.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.