Home / 2,171,415.20-3,257,122.80-1,823,050.40

Finding the Fourth Proportional to 2,171,415.20, 3,257,122.80 and 1,823,050.40

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Solution

The fourth proportional to 2,171,415.20, 3,257,122.80 and 1,823,050.40 is: 2,734,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,415.20 : 3,257,122.80 = 1,823,050.40 : x
  2. Step 2: Convert to fraction form
    2,171,415.20/3,257,122.80 = 1,823,050.40/x
  3. Step 3: Cross multiply
    2,171,415.20x = 3,257,122.80 × 1,823,050.40
  4. Step 4: Simplify right side
    2,171,415.20x = 5,937,899,023,389.12
  5. Step 5: Solve for x
    x = 5,937,899,023,389.12/2,171,415.20
  6. Step 6: Final answer
    x = 2,734,575.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.