Home / 3,112,652.64-4,671,079.20-1,219,157.76

Finding the Fourth Proportional to 3,112,652.64, 4,671,079.20 and 1,219,157.76

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Solution

The fourth proportional to 3,112,652.64, 4,671,079.20 and 1,219,157.76 is: 1,829,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,652.64 : 4,671,079.20 = 1,219,157.76 : x
  2. Step 2: Convert to fraction form
    3,112,652.64/4,671,079.20 = 1,219,157.76/x
  3. Step 3: Cross multiply
    3,112,652.64x = 4,671,079.20 × 1,219,157.76
  4. Step 4: Simplify right side
    3,112,652.64x = 5,694,782,454,254.59
  5. Step 5: Solve for x
    x = 5,694,782,454,254.59/3,112,652.64
  6. Step 6: Final answer
    x = 1,829,559.26

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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.