Home / 1,048,614.96-1,446,633.24-666,436.68

Finding the Fourth Proportional to 1,048,614.96, 1,446,633.24 and 666,436.68

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Solution

The fourth proportional to 1,048,614.96, 1,446,633.24 and 666,436.68 is: 919,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,614.96 : 1,446,633.24 = 666,436.68 : x
  2. Step 2: Convert to fraction form
    1,048,614.96/1,446,633.24 = 666,436.68/x
  3. Step 3: Cross multiply
    1,048,614.96x = 1,446,633.24 × 666,436.68
  4. Step 4: Simplify right side
    1,048,614.96x = 964,089,453,643.24
  5. Step 5: Solve for x
    x = 964,089,453,643.24/1,048,614.96
  6. Step 6: Final answer
    x = 919,393.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.