Home / 1,301,325.82-1,795,811.06-720,493.24

Finding the Fourth Proportional to 1,301,325.82, 1,795,811.06 and 720,493.24

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Solution

The fourth proportional to 1,301,325.82, 1,795,811.06 and 720,493.24 is: 994,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,325.82 : 1,795,811.06 = 720,493.24 : x
  2. Step 2: Convert to fraction form
    1,301,325.82/1,795,811.06 = 720,493.24/x
  3. Step 3: Cross multiply
    1,301,325.82x = 1,795,811.06 × 720,493.24
  4. Step 4: Simplify right side
    1,301,325.82x = 1,293,869,725,444.77
  5. Step 5: Solve for x
    x = 1,293,869,725,444.77/1,301,325.82
  6. Step 6: Final answer
    x = 994,270.39

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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.