Home / 2,118,130.56-2,923,049.52-1,151,260.32

Finding the Fourth Proportional to 2,118,130.56, 2,923,049.52 and 1,151,260.32

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Solution

The fourth proportional to 2,118,130.56, 2,923,049.52 and 1,151,260.32 is: 1,588,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,130.56 : 2,923,049.52 = 1,151,260.32 : x
  2. Step 2: Convert to fraction form
    2,118,130.56/2,923,049.52 = 1,151,260.32/x
  3. Step 3: Cross multiply
    2,118,130.56x = 2,923,049.52 × 1,151,260.32
  4. Step 4: Simplify right side
    2,118,130.56x = 3,365,190,925,771.05
  5. Step 5: Solve for x
    x = 3,365,190,925,771.05/2,118,130.56
  6. Step 6: Final answer
    x = 1,588,755.19

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1.5x scale

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.