Home / 3,390,947.37-4,679,512.93-1,842,215.13

Finding the Fourth Proportional to 3,390,947.37, 4,679,512.93 and 1,842,215.13

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Solution

The fourth proportional to 3,390,947.37, 4,679,512.93 and 1,842,215.13 is: 2,542,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,947.37 : 4,679,512.93 = 1,842,215.13 : x
  2. Step 2: Convert to fraction form
    3,390,947.37/4,679,512.93 = 1,842,215.13/x
  3. Step 3: Cross multiply
    3,390,947.37x = 4,679,512.93 × 1,842,215.13
  4. Step 4: Simplify right side
    3,390,947.37x = 8,620,669,520,676.63
  5. Step 5: Solve for x
    x = 8,620,669,520,676.63/3,390,947.37
  6. Step 6: Final answer
    x = 2,542,259.90

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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.