Home / 2,763,897.56-3,812,148.34-1,831,919.80

Finding the Fourth Proportional to 2,763,897.56, 3,812,148.34 and 1,831,919.80

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Solution

The fourth proportional to 2,763,897.56, 3,812,148.34 and 1,831,919.80 is: 2,526,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,897.56 : 3,812,148.34 = 1,831,919.80 : x
  2. Step 2: Convert to fraction form
    2,763,897.56/3,812,148.34 = 1,831,919.80/x
  3. Step 3: Cross multiply
    2,763,897.56x = 3,812,148.34 × 1,831,919.80
  4. Step 4: Simplify right side
    2,763,897.56x = 6,983,550,024,583.13
  5. Step 5: Solve for x
    x = 6,983,550,024,583.13/2,763,897.56
  6. Step 6: Final answer
    x = 2,526,703.64

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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.