Home / 1,409,541.42-1,945,139.52-797,682.84

Finding the Fourth Proportional to 1,409,541.42, 1,945,139.52 and 797,682.84

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Solution

The fourth proportional to 1,409,541.42, 1,945,139.52 and 797,682.84 is: 1,100,786.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,541.42 : 1,945,139.52 = 797,682.84 : x
  2. Step 2: Convert to fraction form
    1,409,541.42/1,945,139.52 = 797,682.84/x
  3. Step 3: Cross multiply
    1,409,541.42x = 1,945,139.52 × 797,682.84
  4. Step 4: Simplify right side
    1,409,541.42x = 1,551,604,416,509.84
  5. Step 5: Solve for x
    x = 1,551,604,416,509.84/1,409,541.42
  6. Step 6: Final answer
    x = 1,100,786.68

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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.