Home / 2,280,269.84-3,145,401.32-1,505,907.81

Finding the Fourth Proportional to 2,280,269.84, 3,145,401.32 and 1,505,907.81

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Solution

The fourth proportional to 2,280,269.84, 3,145,401.32 and 1,505,907.81 is: 2,077,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,269.84 : 3,145,401.32 = 1,505,907.81 : x
  2. Step 2: Convert to fraction form
    2,280,269.84/3,145,401.32 = 1,505,907.81/x
  3. Step 3: Cross multiply
    2,280,269.84x = 3,145,401.32 × 1,505,907.81
  4. Step 4: Simplify right side
    2,280,269.84x = 4,736,684,405,842.77
  5. Step 5: Solve for x
    x = 4,736,684,405,842.77/2,280,269.84
  6. Step 6: Final answer
    x = 2,077,247.32

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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.