Finding the Fourth Proportional to 6,408,289.74, 8,843,664.80 and 3,507,682.98
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Solution
The fourth proportional to 6,408,289.74, 8,843,664.80 and 3,507,682.98 is: 4,840,725.65
Step by Step Solution
- Step 1: Write the proportion equation
6,408,289.74 : 8,843,664.80 = 3,507,682.98 : x - Step 2: Convert to fraction form
6,408,289.74/8,843,664.80 = 3,507,682.98/x - Step 3: Cross multiply
6,408,289.74x = 8,843,664.80 × 3,507,682.98 - Step 4: Simplify right side
6,408,289.74x = 31,020,772,499,785.11 - Step 5: Solve for x
x = 31,020,772,499,785.11/6,408,289.74 - Step 6: Final answer
x = 4,840,725.65
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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.