Home / 1,224,525.16-1,689,875.94-673,234.12

Finding the Fourth Proportional to 1,224,525.16, 1,689,875.94 and 673,234.12

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Solution

The fourth proportional to 1,224,525.16, 1,689,875.94 and 673,234.12 is: 929,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,525.16 : 1,689,875.94 = 673,234.12 : x
  2. Step 2: Convert to fraction form
    1,224,525.16/1,689,875.94 = 673,234.12/x
  3. Step 3: Cross multiply
    1,224,525.16x = 1,689,875.94 × 673,234.12
  4. Step 4: Simplify right side
    1,224,525.16x = 1,137,682,141,375.07
  5. Step 5: Solve for x
    x = 1,137,682,141,375.07/1,224,525.16
  6. Step 6: Final answer
    x = 929,080.25

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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.