Home / 1,045,921.80-1,567,504.06-414,491.08

Finding the Fourth Proportional to 1,045,921.80, 1,567,504.06 and 414,491.08

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Solution

The fourth proportional to 1,045,921.80, 1,567,504.06 and 414,491.08 is: 621,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,921.80 : 1,567,504.06 = 414,491.08 : x
  2. Step 2: Convert to fraction form
    1,045,921.80/1,567,504.06 = 414,491.08/x
  3. Step 3: Cross multiply
    1,045,921.80x = 1,567,504.06 × 414,491.08
  4. Step 4: Simplify right side
    1,045,921.80x = 649,716,450,733.79
  5. Step 5: Solve for x
    x = 649,716,450,733.79/1,045,921.80
  6. Step 6: Final answer
    x = 621,190.28

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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.