Home / 1,184,993.40-1,634,834.24-822,235.72

Finding the Fourth Proportional to 1,184,993.40, 1,634,834.24 and 822,235.72

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Solution

The fourth proportional to 1,184,993.40, 1,634,834.24 and 822,235.72 is: 1,134,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,993.40 : 1,634,834.24 = 822,235.72 : x
  2. Step 2: Convert to fraction form
    1,184,993.40/1,634,834.24 = 822,235.72/x
  3. Step 3: Cross multiply
    1,184,993.40x = 1,634,834.24 × 822,235.72
  4. Step 4: Simplify right side
    1,184,993.40x = 1,344,219,108,407.05
  5. Step 5: Solve for x
    x = 1,344,219,108,407.05/1,184,993.40
  6. Step 6: Final answer
    x = 1,134,368.43

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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.