Finding the Fourth Proportional to 2,955,496.16, 4,078,503.24 and 1,666,325.36
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Solution
The fourth proportional to 2,955,496.16, 4,078,503.24 and 1,666,325.36 is: 2,299,483.07
Step by Step Solution
- Step 1: Write the proportion equation
2,955,496.16 : 4,078,503.24 = 1,666,325.36 : x - Step 2: Convert to fraction form
2,955,496.16/4,078,503.24 = 1,666,325.36/x - Step 3: Cross multiply
2,955,496.16x = 4,078,503.24 × 1,666,325.36 - Step 4: Simplify right side
2,955,496.16x = 6,796,113,379,654.17 - Step 5: Solve for x
x = 6,796,113,379,654.17/2,955,496.16 - Step 6: Final answer
x = 2,299,483.07
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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.