Finding the Fourth Proportional to 2,097,435.18, 2,894,682.66 and 1,282,116.12
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Solution
The fourth proportional to 2,097,435.18, 2,894,682.66 and 1,282,116.12 is: 1,769,456.02
Step by Step Solution
- Step 1: Write the proportion equation
2,097,435.18 : 2,894,682.66 = 1,282,116.12 : x - Step 2: Convert to fraction form
2,097,435.18/2,894,682.66 = 1,282,116.12/x - Step 3: Cross multiply
2,097,435.18x = 2,894,682.66 × 1,282,116.12 - Step 4: Simplify right side
2,097,435.18x = 3,711,319,300,670.48 - Step 5: Solve for x
x = 3,711,319,300,670.48/2,097,435.18 - Step 6: Final answer
x = 1,769,456.02
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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.