Home / 1,184,994.40-1,634,835.62-822,236.72

Finding the Fourth Proportional to 1,184,994.40, 1,634,835.62 and 822,236.72

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Solution

The fourth proportional to 1,184,994.40, 1,634,835.62 and 822,236.72 is: 1,134,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,994.40 : 1,634,835.62 = 822,236.72 : x
  2. Step 2: Convert to fraction form
    1,184,994.40/1,634,835.62 = 822,236.72/x
  3. Step 3: Cross multiply
    1,184,994.40x = 1,634,835.62 × 822,236.72
  4. Step 4: Simplify right side
    1,184,994.40x = 1,344,221,877,927.97
  5. Step 5: Solve for x
    x = 1,344,221,877,927.97/1,184,994.40
  6. Step 6: Final answer
    x = 1,134,369.81

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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.