Home / 1,180,940.10-1,630,481.75-908,527.38

Finding the Fourth Proportional to 1,180,940.10, 1,630,481.75 and 908,527.38

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Solution

The fourth proportional to 1,180,940.10, 1,630,481.75 and 908,527.38 is: 1,254,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,940.10 : 1,630,481.75 = 908,527.38 : x
  2. Step 2: Convert to fraction form
    1,180,940.10/1,630,481.75 = 908,527.38/x
  3. Step 3: Cross multiply
    1,180,940.10x = 1,630,481.75 × 908,527.38
  4. Step 4: Simplify right side
    1,180,940.10x = 1,481,337,312,465.32
  5. Step 5: Solve for x
    x = 1,481,337,312,465.32/1,180,940.10
  6. Step 6: Final answer
    x = 1,254,371.25

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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.