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Finding the Fourth Proportional to 4,855,805.03, 6,701,009.93 and 2,680,347.62

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Solution

The fourth proportional to 4,855,805.03, 6,701,009.93 and 2,680,347.62 is: 3,698,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,805.03 : 6,701,009.93 = 2,680,347.62 : x
  2. Step 2: Convert to fraction form
    4,855,805.03/6,701,009.93 = 2,680,347.62/x
  3. Step 3: Cross multiply
    4,855,805.03x = 6,701,009.93 × 2,680,347.62
  4. Step 4: Simplify right side
    4,855,805.03x = 17,961,036,017,471.87
  5. Step 5: Solve for x
    x = 17,961,036,017,471.87/4,855,805.03
  6. Step 6: Final answer
    x = 3,698,879.16

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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.