Home / 1,143,958.55-1,575,632.32-852,636.51

Finding the Fourth Proportional to 1,143,958.55, 1,575,632.32 and 852,636.51

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Solution

The fourth proportional to 1,143,958.55, 1,575,632.32 and 852,636.51 is: 1,174,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,958.55 : 1,575,632.32 = 852,636.51 : x
  2. Step 2: Convert to fraction form
    1,143,958.55/1,575,632.32 = 852,636.51/x
  3. Step 3: Cross multiply
    1,143,958.55x = 1,575,632.32 × 852,636.51
  4. Step 4: Simplify right side
    1,143,958.55x = 1,343,441,640,236.41
  5. Step 5: Solve for x
    x = 1,343,441,640,236.41/1,143,958.55
  6. Step 6: Final answer
    x = 1,174,379.65

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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.