Home / 1,819,840.12-2,511,404.94-1,004,079.40

Finding the Fourth Proportional to 1,819,840.12, 2,511,404.94 and 1,004,079.40

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Solution

The fourth proportional to 1,819,840.12, 2,511,404.94 and 1,004,079.40 is: 1,385,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,840.12 : 2,511,404.94 = 1,004,079.40 : x
  2. Step 2: Convert to fraction form
    1,819,840.12/2,511,404.94 = 1,004,079.40/x
  3. Step 3: Cross multiply
    1,819,840.12x = 2,511,404.94 × 1,004,079.40
  4. Step 4: Simplify right side
    1,819,840.12x = 2,521,649,965,312.24
  5. Step 5: Solve for x
    x = 2,521,649,965,312.24/1,819,840.12
  6. Step 6: Final answer
    x = 1,385,643.68

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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.