Home / 3,409,884.81-4,705,631.37-1,881,981

Finding the Fourth Proportional to 3,409,884.81, 4,705,631.37 and 1,881,981

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Solution

The fourth proportional to 3,409,884.81, 4,705,631.37 and 1,881,981 is: 2,597,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,884.81 : 4,705,631.37 = 1,881,981 : x
  2. Step 2: Convert to fraction form
    3,409,884.81/4,705,631.37 = 1,881,981/x
  3. Step 3: Cross multiply
    3,409,884.81x = 4,705,631.37 × 1,881,981
  4. Step 4: Simplify right side
    3,409,884.81x = 8,855,908,831,343.97
  5. Step 5: Solve for x
    x = 8,855,908,831,343.97/3,409,884.81
  6. Step 6: Final answer
    x = 2,597,128.44

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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.