Home / 1,191,441.55-1,788,048.29-481,475.74

Finding the Fourth Proportional to 1,191,441.55, 1,788,048.29 and 481,475.74

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Solution

The fourth proportional to 1,191,441.55, 1,788,048.29 and 481,475.74 is: 722,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,441.55 : 1,788,048.29 = 481,475.74 : x
  2. Step 2: Convert to fraction form
    1,191,441.55/1,788,048.29 = 481,475.74/x
  3. Step 3: Cross multiply
    1,191,441.55x = 1,788,048.29 × 481,475.74
  4. Step 4: Simplify right side
    1,191,441.55x = 860,901,873,583.49
  5. Step 5: Solve for x
    x = 860,901,873,583.49/1,191,441.55
  6. Step 6: Final answer
    x = 722,571.64

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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.