Home / 4,000,036.78-5,998,504.83-1,440,705.43

Finding the Fourth Proportional to 4,000,036.78, 5,998,504.83 and 1,440,705.43

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Solution

The fourth proportional to 4,000,036.78, 5,998,504.83 and 1,440,705.43 is: 2,160,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,036.78 : 5,998,504.83 = 1,440,705.43 : x
  2. Step 2: Convert to fraction form
    4,000,036.78/5,998,504.83 = 1,440,705.43/x
  3. Step 3: Cross multiply
    4,000,036.78x = 5,998,504.83 × 1,440,705.43
  4. Step 4: Simplify right side
    4,000,036.78x = 8,642,078,480,462.23
  5. Step 5: Solve for x
    x = 8,642,078,480,462.23/4,000,036.78
  6. Step 6: Final answer
    x = 2,160,499.75

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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.