Finding the Fourth Proportional to 1,008,670.08, 1,392,097.68 and 646,152.96
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Solution
The fourth proportional to 1,008,670.08, 1,392,097.68 and 646,152.96 is: 891,776.26
Step by Step Solution
- Step 1: Write the proportion equation
1,008,670.08 : 1,392,097.68 = 646,152.96 : x - Step 2: Convert to fraction form
1,008,670.08/1,392,097.68 = 646,152.96/x - Step 3: Cross multiply
1,008,670.08x = 1,392,097.68 × 646,152.96 - Step 4: Simplify right side
1,008,670.08x = 899,508,036,541.13 - Step 5: Solve for x
x = 899,508,036,541.13/1,008,670.08 - Step 6: Final answer
x = 891,776.26
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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.