Home / 874,975.24-1,317,189.85-786,989.94

Finding the Fourth Proportional to 874,975.24, 1,317,189.85 and 786,989.94

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Solution

The fourth proportional to 874,975.24, 1,317,189.85 and 786,989.94 is: 1,184,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,975.24 : 1,317,189.85 = 786,989.94 : x
  2. Step 2: Convert to fraction form
    874,975.24/1,317,189.85 = 786,989.94/x
  3. Step 3: Cross multiply
    874,975.24x = 1,317,189.85 × 786,989.94
  4. Step 4: Simplify right side
    874,975.24x = 1,036,615,161,020.11
  5. Step 5: Solve for x
    x = 1,036,615,161,020.11/874,975.24
  6. Step 6: Final answer
    x = 1,184,736.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.