Home / 1,907,852.85-2,632,262.81-1,143,627.57

Finding the Fourth Proportional to 1,907,852.85, 2,632,262.81 and 1,143,627.57

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Solution

The fourth proportional to 1,907,852.85, 2,632,262.81 and 1,143,627.57 is: 1,577,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,852.85 : 2,632,262.81 = 1,143,627.57 : x
  2. Step 2: Convert to fraction form
    1,907,852.85/2,632,262.81 = 1,143,627.57/x
  3. Step 3: Cross multiply
    1,907,852.85x = 2,632,262.81 × 1,143,627.57
  4. Step 4: Simplify right side
    1,907,852.85x = 3,010,328,315,283.53
  5. Step 5: Solve for x
    x = 3,010,328,315,283.53/1,907,852.85
  6. Step 6: Final answer
    x = 1,577,861.90

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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.