Home / 3,455,876.78-4,769,224.40-1,886,094.33

Finding the Fourth Proportional to 3,455,876.78, 4,769,224.40 and 1,886,094.33

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Solution

The fourth proportional to 3,455,876.78, 4,769,224.40 and 1,886,094.33 is: 2,602,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,876.78 : 4,769,224.40 = 1,886,094.33 : x
  2. Step 2: Convert to fraction form
    3,455,876.78/4,769,224.40 = 1,886,094.33/x
  3. Step 3: Cross multiply
    3,455,876.78x = 4,769,224.40 × 1,886,094.33
  4. Step 4: Simplify right side
    3,455,876.78x = 8,995,207,099,337.65
  5. Step 5: Solve for x
    x = 8,995,207,099,337.65/3,455,876.78
  6. Step 6: Final answer
    x = 2,602,872.63

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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.