Finding the Fourth Proportional to 1,928,397.24, 2,660,908.32 and 1,068,957.36
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Solution
The fourth proportional to 1,928,397.24, 2,660,908.32 and 1,068,957.36 is: 1,475,006.02
Step by Step Solution
- Step 1: Write the proportion equation
1,928,397.24 : 2,660,908.32 = 1,068,957.36 : x - Step 2: Convert to fraction form
1,928,397.24/2,660,908.32 = 1,068,957.36/x - Step 3: Cross multiply
1,928,397.24x = 2,660,908.32 × 1,068,957.36 - Step 4: Simplify right side
1,928,397.24x = 2,844,397,532,949.24 - Step 5: Solve for x
x = 2,844,397,532,949.24/1,928,397.24 - Step 6: Final answer
x = 1,475,006.02
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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.