Finding the Fourth Proportional to 2,620,994.70, 3,618,088.64 and 1,762,053.17
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Solution
The fourth proportional to 2,620,994.70, 3,618,088.64 and 1,762,053.17 is: 2,432,383.61
Step by Step Solution
- Step 1: Write the proportion equation
2,620,994.70 : 3,618,088.64 = 1,762,053.17 : x - Step 2: Convert to fraction form
2,620,994.70/3,618,088.64 = 1,762,053.17/x - Step 3: Cross multiply
2,620,994.70x = 3,618,088.64 × 1,762,053.17 - Step 4: Simplify right side
2,620,994.70x = 6,375,264,557,452.99 - Step 5: Solve for x
x = 6,375,264,557,452.99/2,620,994.70 - Step 6: Final answer
x = 2,432,383.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.