Home / 1,911,670.38-2,638,084.32-1,052,212.14

Finding the Fourth Proportional to 1,911,670.38, 2,638,084.32 and 1,052,212.14

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Solution

The fourth proportional to 1,911,670.38, 2,638,084.32 and 1,052,212.14 is: 1,452,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,670.38 : 2,638,084.32 = 1,052,212.14 : x
  2. Step 2: Convert to fraction form
    1,911,670.38/2,638,084.32 = 1,052,212.14/x
  3. Step 3: Cross multiply
    1,911,670.38x = 2,638,084.32 × 1,052,212.14
  4. Step 4: Simplify right side
    1,911,670.38x = 2,775,824,347,847.64
  5. Step 5: Solve for x
    x = 2,775,824,347,847.64/1,911,670.38
  6. Step 6: Final answer
    x = 1,452,041.30

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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.