Home / 1,939,220.18-2,908,822.32-591,378.83

Finding the Fourth Proportional to 1,939,220.18, 2,908,822.32 and 591,378.83

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Solution

The fourth proportional to 1,939,220.18, 2,908,822.32 and 591,378.83 is: 887,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,220.18 : 2,908,822.32 = 591,378.83 : x
  2. Step 2: Convert to fraction form
    1,939,220.18/2,908,822.32 = 591,378.83/x
  3. Step 3: Cross multiply
    1,939,220.18x = 2,908,822.32 × 591,378.83
  4. Step 4: Simplify right side
    1,939,220.18x = 1,720,215,925,735.37
  5. Step 5: Solve for x
    x = 1,720,215,925,735.37/1,939,220.18
  6. Step 6: Final answer
    x = 887,065.82

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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.