Home / 1,684,122.90-2,532,405.15-1,410,407.70

Finding the Fourth Proportional to 1,684,122.90, 2,532,405.15 and 1,410,407.70

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Solution

The fourth proportional to 1,684,122.90, 2,532,405.15 and 1,410,407.70 is: 2,120,821.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,122.90 : 2,532,405.15 = 1,410,407.70 : x
  2. Step 2: Convert to fraction form
    1,684,122.90/2,532,405.15 = 1,410,407.70/x
  3. Step 3: Cross multiply
    1,684,122.90x = 2,532,405.15 × 1,410,407.70
  4. Step 4: Simplify right side
    1,684,122.90x = 3,571,723,723,079.66
  5. Step 5: Solve for x
    x = 3,571,723,723,079.66/1,684,122.90
  6. Step 6: Final answer
    x = 2,120,821.30

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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.