Home / 1,877,669.20-2,591,184.18-1,018,229.22

Finding the Fourth Proportional to 1,877,669.20, 2,591,184.18 and 1,018,229.22

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Solution

The fourth proportional to 1,877,669.20, 2,591,184.18 and 1,018,229.22 is: 1,405,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,669.20 : 2,591,184.18 = 1,018,229.22 : x
  2. Step 2: Convert to fraction form
    1,877,669.20/2,591,184.18 = 1,018,229.22/x
  3. Step 3: Cross multiply
    1,877,669.20x = 2,591,184.18 × 1,018,229.22
  4. Step 4: Simplify right side
    1,877,669.20x = 2,638,419,446,477.74
  5. Step 5: Solve for x
    x = 2,638,419,446,477.74/1,877,669.20
  6. Step 6: Final answer
    x = 1,405,156.69

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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.