Home / 6,453,048.72-9,679,507.38-1,660,719.36

Finding the Fourth Proportional to 6,453,048.72, 9,679,507.38 and 1,660,719.36

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Solution

The fourth proportional to 6,453,048.72, 9,679,507.38 and 1,660,719.36 is: 2,491,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453,048.72 : 9,679,507.38 = 1,660,719.36 : x
  2. Step 2: Convert to fraction form
    6,453,048.72/9,679,507.38 = 1,660,719.36/x
  3. Step 3: Cross multiply
    6,453,048.72x = 9,679,507.38 × 1,660,719.36
  4. Step 4: Simplify right side
    6,453,048.72x = 16,074,945,301,228.88
  5. Step 5: Solve for x
    x = 16,074,945,301,228.88/6,453,048.72
  6. Step 6: Final answer
    x = 2,491,062.13

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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.