Finding the Fourth Proportional to 1,662,039.36, 2,292,812.64 and 1,088,827.20
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Solution
The fourth proportional to 1,662,039.36, 2,292,812.64 and 1,088,827.20 is: 1,502,056.35
Step by Step Solution
- Step 1: Write the proportion equation
1,662,039.36 : 2,292,812.64 = 1,088,827.20 : x - Step 2: Convert to fraction form
1,662,039.36/2,292,812.64 = 1,088,827.20/x - Step 3: Cross multiply
1,662,039.36x = 2,292,812.64 × 1,088,827.20 - Step 4: Simplify right side
1,662,039.36x = 2,496,476,766,935.81 - Step 5: Solve for x
x = 2,496,476,766,935.81/1,662,039.36 - Step 6: Final answer
x = 1,502,056.35
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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.