Home / 1,106,131.23-1,526,490.63-622,714.67

Finding the Fourth Proportional to 1,106,131.23, 1,526,490.63 and 622,714.67

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Solution

The fourth proportional to 1,106,131.23, 1,526,490.63 and 622,714.67 is: 859,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,131.23 : 1,526,490.63 = 622,714.67 : x
  2. Step 2: Convert to fraction form
    1,106,131.23/1,526,490.63 = 622,714.67/x
  3. Step 3: Cross multiply
    1,106,131.23x = 1,526,490.63 × 622,714.67
  4. Step 4: Simplify right side
    1,106,131.23x = 950,568,108,918.54
  5. Step 5: Solve for x
    x = 950,568,108,918.54/1,106,131.23
  6. Step 6: Final answer
    x = 859,362.87

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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.