Finding the Fourth Proportional to 1,716,330.92, 2,368,996.14 and 1,071,362.68
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Solution
The fourth proportional to 1,716,330.92, 2,368,996.14 and 1,071,362.68 is: 1,478,767.31
Step by Step Solution
- Step 1: Write the proportion equation
1,716,330.92 : 2,368,996.14 = 1,071,362.68 : x - Step 2: Convert to fraction form
1,716,330.92/2,368,996.14 = 1,071,362.68/x - Step 3: Cross multiply
1,716,330.92x = 2,368,996.14 × 1,071,362.68 - Step 4: Simplify right side
1,716,330.92x = 2,538,054,053,460.06 - Step 5: Solve for x
x = 2,538,054,053,460.06/1,716,330.92 - Step 6: Final answer
x = 1,478,767.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.