Finding the Fourth Proportional to 1,660,368.48, 2,490,902.64 and 538,350
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Solution
The fourth proportional to 1,660,368.48, 2,490,902.64 and 538,350 is: 807,638.46
Step by Step Solution
- Step 1: Write the proportion equation
1,660,368.48 : 2,490,902.64 = 538,350 : x - Step 2: Convert to fraction form
1,660,368.48/2,490,902.64 = 538,350/x - Step 3: Cross multiply
1,660,368.48x = 2,490,902.64 × 538,350 - Step 4: Simplify right side
1,660,368.48x = 1,340,977,436,244 - Step 5: Solve for x
x = 1,340,977,436,244/1,660,368.48 - Step 6: Final answer
x = 807,638.46
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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.