Home / 1,453,096.32-2,179,533.96-643,731.36

Finding the Fourth Proportional to 1,453,096.32, 2,179,533.96 and 643,731.36

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Solution

The fourth proportional to 1,453,096.32, 2,179,533.96 and 643,731.36 is: 965,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,096.32 : 2,179,533.96 = 643,731.36 : x
  2. Step 2: Convert to fraction form
    1,453,096.32/2,179,533.96 = 643,731.36/x
  3. Step 3: Cross multiply
    1,453,096.32x = 2,179,533.96 × 643,731.36
  4. Step 4: Simplify right side
    1,453,096.32x = 1,403,034,360,236.99
  5. Step 5: Solve for x
    x = 1,403,034,360,236.99/1,453,096.32
  6. Step 6: Final answer
    x = 965,548.08

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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.