Home / 3,381,985.90-4,667,319.39-1,854,157.42

Finding the Fourth Proportional to 3,381,985.90, 4,667,319.39 and 1,854,157.42

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Solution

The fourth proportional to 3,381,985.90, 4,667,319.39 and 1,854,157.42 is: 2,558,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,985.90 : 4,667,319.39 = 1,854,157.42 : x
  2. Step 2: Convert to fraction form
    3,381,985.90/4,667,319.39 = 1,854,157.42/x
  3. Step 3: Cross multiply
    3,381,985.90x = 4,667,319.39 × 1,854,157.42
  4. Step 4: Simplify right side
    3,381,985.90x = 8,653,944,878,478.37
  5. Step 5: Solve for x
    x = 8,653,944,878,478.37/3,381,985.90
  6. Step 6: Final answer
    x = 2,558,835.29

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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.