Finding the Fourth Proportional to 3,817,046, 5,267,534.42 and 2,185,478.40
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Solution
The fourth proportional to 3,817,046, 5,267,534.42 and 2,185,478.40 is: 3,015,966.46
Step by Step Solution
- Step 1: Write the proportion equation
3,817,046 : 5,267,534.42 = 2,185,478.40 : x - Step 2: Convert to fraction form
3,817,046/5,267,534.42 = 2,185,478.40/x - Step 3: Cross multiply
3,817,046x = 5,267,534.42 × 2,185,478.40 - Step 4: Simplify right side
3,817,046x = 11,512,082,696,166.53 - Step 5: Solve for x
x = 11,512,082,696,166.53/3,817,046 - Step 6: Final answer
x = 3,015,966.46
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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.