Finding the Fourth Proportional to 1,816,168.63, 2,506,312.70 and 1,052,665.06
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Solution
The fourth proportional to 1,816,168.63, 2,506,312.70 and 1,052,665.06 is: 1,452,677.78
Step by Step Solution
- Step 1: Write the proportion equation
1,816,168.63 : 2,506,312.70 = 1,052,665.06 : x - Step 2: Convert to fraction form
1,816,168.63/2,506,312.70 = 1,052,665.06/x - Step 3: Cross multiply
1,816,168.63x = 2,506,312.70 × 1,052,665.06 - Step 4: Simplify right side
1,816,168.63x = 2,638,307,808,724.26 - Step 5: Solve for x
x = 2,638,307,808,724.26/1,816,168.63 - Step 6: Final answer
x = 1,452,677.78
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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.