Home / 5,052,741.12-7,578,800.64-1,686,666.24

Finding the Fourth Proportional to 5,052,741.12, 7,578,800.64 and 1,686,666.24

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Solution

The fourth proportional to 5,052,741.12, 7,578,800.64 and 1,686,666.24 is: 2,529,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052,741.12 : 7,578,800.64 = 1,686,666.24 : x
  2. Step 2: Convert to fraction form
    5,052,741.12/7,578,800.64 = 1,686,666.24/x
  3. Step 3: Cross multiply
    5,052,741.12x = 7,578,800.64 × 1,686,666.24
  4. Step 4: Simplify right side
    5,052,741.12x = 12,782,907,179,178.39
  5. Step 5: Solve for x
    x = 12,782,907,179,178.39/5,052,741.12
  6. Step 6: Final answer
    x = 2,529,895.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.