Home / 1,680,644.37-2,519,785.67-615,548.01

Finding the Fourth Proportional to 1,680,644.37, 2,519,785.67 and 615,548.01

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Solution

The fourth proportional to 1,680,644.37, 2,519,785.67 and 615,548.01 is: 922,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,644.37 : 2,519,785.67 = 615,548.01 : x
  2. Step 2: Convert to fraction form
    1,680,644.37/2,519,785.67 = 615,548.01/x
  3. Step 3: Cross multiply
    1,680,644.37x = 2,519,785.67 × 615,548.01
  4. Step 4: Simplify right side
    1,680,644.37x = 1,551,049,051,717.28
  5. Step 5: Solve for x
    x = 1,551,049,051,717.28/1,680,644.37
  6. Step 6: Final answer
    x = 922,889.51

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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.