Home / 1,205,992.80-1,808,464.32-606,579.84

Finding the Fourth Proportional to 1,205,992.80, 1,808,464.32 and 606,579.84

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Solution

The fourth proportional to 1,205,992.80, 1,808,464.32 and 606,579.84 is: 909,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,992.80 : 1,808,464.32 = 606,579.84 : x
  2. Step 2: Convert to fraction form
    1,205,992.80/1,808,464.32 = 606,579.84/x
  3. Step 3: Cross multiply
    1,205,992.80x = 1,808,464.32 × 606,579.84
  4. Step 4: Simplify right side
    1,205,992.80x = 1,096,977,997,871.31
  5. Step 5: Solve for x
    x = 1,096,977,997,871.31/1,205,992.80
  6. Step 6: Final answer
    x = 909,605.76

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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.