Finding the Fourth Proportional to 1,531,053.83, 2,112,837.62 and 842,710.97
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Solution
The fourth proportional to 1,531,053.83, 2,112,837.62 and 842,710.97 is: 1,162,931.96
Step by Step Solution
- Step 1: Write the proportion equation
1,531,053.83 : 2,112,837.62 = 842,710.97 : x - Step 2: Convert to fraction form
1,531,053.83/2,112,837.62 = 842,710.97/x - Step 3: Cross multiply
1,531,053.83x = 2,112,837.62 × 842,710.97 - Step 4: Simplify right side
1,531,053.83x = 1,780,511,441,271.23 - Step 5: Solve for x
x = 1,780,511,441,271.23/1,531,053.83 - Step 6: Final answer
x = 1,162,931.96
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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.