Finding the Fourth Proportional to 4,909,065.84, 6,768,714.24 and 3,361,078.08
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Solution
The fourth proportional to 4,909,065.84, 6,768,714.24 and 3,361,078.08 is: 4,634,318.99
Step by Step Solution
- Step 1: Write the proportion equation
4,909,065.84 : 6,768,714.24 = 3,361,078.08 : x - Step 2: Convert to fraction form
4,909,065.84/6,768,714.24 = 3,361,078.08/x - Step 3: Cross multiply
4,909,065.84x = 6,768,714.24 × 3,361,078.08 - Step 4: Simplify right side
4,909,065.84x = 22,750,177,061,847.86 - Step 5: Solve for x
x = 22,750,177,061,847.86/4,909,065.84 - Step 6: Final answer
x = 4,634,318.99
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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.