Finding the Fourth Proportional to 1,521,848.59, 2,281,691.67 and 763,142.75
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Solution
The fourth proportional to 1,521,848.59, 2,281,691.67 and 763,142.75 is: 1,144,171.94
Step by Step Solution
- Step 1: Write the proportion equation
1,521,848.59 : 2,281,691.67 = 763,142.75 : x - Step 2: Convert to fraction form
1,521,848.59/2,281,691.67 = 763,142.75/x - Step 3: Cross multiply
1,521,848.59x = 2,281,691.67 × 763,142.75 - Step 4: Simplify right side
1,521,848.59x = 1,741,256,449,981.99 - Step 5: Solve for x
x = 1,741,256,449,981.99/1,521,848.59 - Step 6: Final answer
x = 1,144,171.94
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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.