Home / 2,151,206.40-2,968,552.13-1,184,147.81

Finding the Fourth Proportional to 2,151,206.40, 2,968,552.13 and 1,184,147.81

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Solution

The fourth proportional to 2,151,206.40, 2,968,552.13 and 1,184,147.81 is: 1,634,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,206.40 : 2,968,552.13 = 1,184,147.81 : x
  2. Step 2: Convert to fraction form
    2,151,206.40/2,968,552.13 = 1,184,147.81/x
  3. Step 3: Cross multiply
    2,151,206.40x = 2,968,552.13 × 1,184,147.81
  4. Step 4: Simplify right side
    2,151,206.40x = 3,515,204,482,846.84
  5. Step 5: Solve for x
    x = 3,515,204,482,846.84/2,151,206.40
  6. Step 6: Final answer
    x = 1,634,061.93

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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.