Finding the Fourth Proportional to 1,512,333.60, 2,087,067.62 and 867,871.68
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Solution
The fourth proportional to 1,512,333.60, 2,087,067.62 and 867,871.68 is: 1,197,690.03
Step by Step Solution
- Step 1: Write the proportion equation
1,512,333.60 : 2,087,067.62 = 867,871.68 : x - Step 2: Convert to fraction form
1,512,333.60/2,087,067.62 = 867,871.68/x - Step 3: Cross multiply
1,512,333.60x = 2,087,067.62 × 867,871.68 - Step 4: Simplify right side
1,512,333.60x = 1,811,306,881,643.00 - Step 5: Solve for x
x = 1,811,306,881,643.00/1,512,333.60 - Step 6: Final answer
x = 1,197,690.03
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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.