Home / 1,254,014.70-1,881,022.05-455,322.30

Finding the Fourth Proportional to 1,254,014.70, 1,881,022.05 and 455,322.30

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Solution

The fourth proportional to 1,254,014.70, 1,881,022.05 and 455,322.30 is: 682,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,014.70 : 1,881,022.05 = 455,322.30 : x
  2. Step 2: Convert to fraction form
    1,254,014.70/1,881,022.05 = 455,322.30/x
  3. Step 3: Cross multiply
    1,254,014.70x = 1,881,022.05 × 455,322.30
  4. Step 4: Simplify right side
    1,254,014.70x = 856,471,286,156.72
  5. Step 5: Solve for x
    x = 856,471,286,156.72/1,254,014.70
  6. Step 6: Final answer
    x = 682,983.45

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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.