Home / 2,151,212.13-2,968,560.05-1,184,153.54

Finding the Fourth Proportional to 2,151,212.13, 2,968,560.05 and 1,184,153.54

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Solution

The fourth proportional to 2,151,212.13, 2,968,560.05 and 1,184,153.54 is: 1,634,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,212.13 : 2,968,560.05 = 1,184,153.54 : x
  2. Step 2: Convert to fraction form
    2,151,212.13/2,968,560.05 = 1,184,153.54/x
  3. Step 3: Cross multiply
    2,151,212.13x = 2,968,560.05 × 1,184,153.54
  4. Step 4: Simplify right side
    2,151,212.13x = 3,515,230,871,146.51
  5. Step 5: Solve for x
    x = 3,515,230,871,146.51/2,151,212.13
  6. Step 6: Final answer
    x = 1,634,069.84

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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.