Finding the Fourth Proportional to 1,053,838.36, 1,580,761.58 and 255,118.62
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Solution
The fourth proportional to 1,053,838.36, 1,580,761.58 and 255,118.62 is: 382,678.91
Step by Step Solution
- Step 1: Write the proportion equation
1,053,838.36 : 1,580,761.58 = 255,118.62 : x - Step 2: Convert to fraction form
1,053,838.36/1,580,761.58 = 255,118.62/x - Step 3: Cross multiply
1,053,838.36x = 1,580,761.58 × 255,118.62 - Step 4: Simplify right side
1,053,838.36x = 403,281,712,838.62 - Step 5: Solve for x
x = 403,281,712,838.62/1,053,838.36 - Step 6: Final answer
x = 382,678.91
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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.