Home / 1,939,431.24-2,909,604.78-609,735.24

Finding the Fourth Proportional to 1,939,431.24, 2,909,604.78 and 609,735.24

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Solution

The fourth proportional to 1,939,431.24, 2,909,604.78 and 609,735.24 is: 914,746.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,431.24 : 2,909,604.78 = 609,735.24 : x
  2. Step 2: Convert to fraction form
    1,939,431.24/2,909,604.78 = 609,735.24/x
  3. Step 3: Cross multiply
    1,939,431.24x = 2,909,604.78 × 609,735.24
  4. Step 4: Simplify right side
    1,939,431.24x = 1,774,088,568,838.45
  5. Step 5: Solve for x
    x = 1,774,088,568,838.45/1,939,431.24
  6. Step 6: Final answer
    x = 914,746.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.