Home / 1,892,108.70-2,838,163.05-1,094,947.20

Finding the Fourth Proportional to 1,892,108.70, 2,838,163.05 and 1,094,947.20

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Solution

The fourth proportional to 1,892,108.70, 2,838,163.05 and 1,094,947.20 is: 1,642,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,108.70 : 2,838,163.05 = 1,094,947.20 : x
  2. Step 2: Convert to fraction form
    1,892,108.70/2,838,163.05 = 1,094,947.20/x
  3. Step 3: Cross multiply
    1,892,108.70x = 2,838,163.05 × 1,094,947.20
  4. Step 4: Simplify right side
    1,892,108.70x = 3,107,638,684,740.96
  5. Step 5: Solve for x
    x = 3,107,638,684,740.96/1,892,108.70
  6. Step 6: Final answer
    x = 1,642,420.80

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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.