Home / 2,438,150.13-3,364,682.76-1,405,640.16

Finding the Fourth Proportional to 2,438,150.13, 3,364,682.76 and 1,405,640.16

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Solution

The fourth proportional to 2,438,150.13, 3,364,682.76 and 1,405,640.16 is: 1,939,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,150.13 : 3,364,682.76 = 1,405,640.16 : x
  2. Step 2: Convert to fraction form
    2,438,150.13/3,364,682.76 = 1,405,640.16/x
  3. Step 3: Cross multiply
    2,438,150.13x = 3,364,682.76 × 1,405,640.16
  4. Step 4: Simplify right side
    2,438,150.13x = 4,729,533,213,115.64
  5. Step 5: Solve for x
    x = 4,729,533,213,115.64/2,438,150.13
  6. Step 6: Final answer
    x = 1,939,803.93

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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.