Home / 2,649,317.40-3,973,976.10-1,369,922.40

Finding the Fourth Proportional to 2,649,317.40, 3,973,976.10 and 1,369,922.40

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Solution

The fourth proportional to 2,649,317.40, 3,973,976.10 and 1,369,922.40 is: 2,054,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,317.40 : 3,973,976.10 = 1,369,922.40 : x
  2. Step 2: Convert to fraction form
    2,649,317.40/3,973,976.10 = 1,369,922.40/x
  3. Step 3: Cross multiply
    2,649,317.40x = 3,973,976.10 × 1,369,922.40
  4. Step 4: Simplify right side
    2,649,317.40x = 5,444,038,876,454.64
  5. Step 5: Solve for x
    x = 5,444,038,876,454.64/2,649,317.40
  6. Step 6: Final answer
    x = 2,054,883.60

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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.