Finding the Fourth Proportional to 1,546,138.98, 2,133,667.71 and 867,090.06
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Solution
The fourth proportional to 1,546,138.98, 2,133,667.71 and 867,090.06 is: 1,196,581.99
Step by Step Solution
- Step 1: Write the proportion equation
1,546,138.98 : 2,133,667.71 = 867,090.06 : x - Step 2: Convert to fraction form
1,546,138.98/2,133,667.71 = 867,090.06/x - Step 3: Cross multiply
1,546,138.98x = 2,133,667.71 × 867,090.06 - Step 4: Simplify right side
1,546,138.98x = 1,850,082,062,683.96 - Step 5: Solve for x
x = 1,850,082,062,683.96/1,546,138.98 - Step 6: Final answer
x = 1,196,581.99
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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.