Finding the Fourth Proportional to 5,018,468.40, 7,527,991.08 and 1,423,954.08
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Solution
The fourth proportional to 5,018,468.40, 7,527,991.08 and 1,423,954.08 is: 2,136,012.97
Step by Step Solution
- Step 1: Write the proportion equation
5,018,468.40 : 7,527,991.08 = 1,423,954.08 : x - Step 2: Convert to fraction form
5,018,468.40/7,527,991.08 = 1,423,954.08/x - Step 3: Cross multiply
5,018,468.40x = 7,527,991.08 × 1,423,954.08 - Step 4: Simplify right side
5,018,468.40x = 10,719,513,612,569.61 - Step 5: Solve for x
x = 10,719,513,612,569.61/5,018,468.40 - Step 6: Final answer
x = 2,136,012.97
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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.