Finding the Fourth Proportional to 4,620,776.95, 6,374,719.64 and 3,093,376.15
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Solution
The fourth proportional to 4,620,776.95, 6,374,719.64 and 3,093,376.15 is: 4,267,551.95
Step by Step Solution
- Step 1: Write the proportion equation
4,620,776.95 : 6,374,719.64 = 3,093,376.15 : x - Step 2: Convert to fraction form
4,620,776.95/6,374,719.64 = 3,093,376.15/x - Step 3: Cross multiply
4,620,776.95x = 6,374,719.64 × 3,093,376.15 - Step 4: Simplify right side
4,620,776.95x = 19,719,405,697,312.59 - Step 5: Solve for x
x = 19,719,405,697,312.59/4,620,776.95 - Step 6: Final answer
x = 4,267,551.95
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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.