Home / 3,436,728.70-5,155,093.05-2,889,298.30

Finding the Fourth Proportional to 3,436,728.70, 5,155,093.05 and 2,889,298.30

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Solution

The fourth proportional to 3,436,728.70, 5,155,093.05 and 2,889,298.30 is: 4,333,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,728.70 : 5,155,093.05 = 2,889,298.30 : x
  2. Step 2: Convert to fraction form
    3,436,728.70/5,155,093.05 = 2,889,298.30/x
  3. Step 3: Cross multiply
    3,436,728.70x = 5,155,093.05 × 2,889,298.30
  4. Step 4: Simplify right side
    3,436,728.70x = 14,894,601,585,706.81
  5. Step 5: Solve for x
    x = 14,894,601,585,706.81/3,436,728.70
  6. Step 6: Final answer
    x = 4,333,947.45

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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.