Finding the Fourth Proportional to 2,678,215.44, 4,017,587.76 and 880,369.68
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Solution
The fourth proportional to 2,678,215.44, 4,017,587.76 and 880,369.68 is: 1,320,641.50
Step by Step Solution
- Step 1: Write the proportion equation
2,678,215.44 : 4,017,587.76 = 880,369.68 : x - Step 2: Convert to fraction form
2,678,215.44/4,017,587.76 = 880,369.68/x - Step 3: Cross multiply
2,678,215.44x = 4,017,587.76 × 880,369.68 - Step 4: Simplify right side
2,678,215.44x = 3,536,962,450,643.12 - Step 5: Solve for x
x = 3,536,962,450,643.12/2,678,215.44 - Step 6: Final answer
x = 1,320,641.50
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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.