Finding the Fourth Proportional to 1,221,377.82, 1,833,120.81 and 847,663.26
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Solution
The fourth proportional to 1,221,377.82, 1,833,120.81 and 847,663.26 is: 1,272,226.44
Step by Step Solution
- Step 1: Write the proportion equation
1,221,377.82 : 1,833,120.81 = 847,663.26 : x - Step 2: Convert to fraction form
1,221,377.82/1,833,120.81 = 847,663.26/x - Step 3: Cross multiply
1,221,377.82x = 1,833,120.81 × 847,663.26 - Step 4: Simplify right side
1,221,377.82x = 1,553,869,161,778.44 - Step 5: Solve for x
x = 1,553,869,161,778.44/1,221,377.82 - Step 6: Final answer
x = 1,272,226.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.