Finding the Fourth Proportional to 4,400,070.85, 6,071,989.40 and 2,439,938.08
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Solution
The fourth proportional to 4,400,070.85, 6,071,989.40 and 2,439,938.08 is: 3,367,054.45
Step by Step Solution
- Step 1: Write the proportion equation
4,400,070.85 : 6,071,989.40 = 2,439,938.08 : x - Step 2: Convert to fraction form
4,400,070.85/6,071,989.40 = 2,439,938.08/x - Step 3: Cross multiply
4,400,070.85x = 6,071,989.40 × 2,439,938.08 - Step 4: Simplify right side
4,400,070.85x = 14,815,278,146,216.66 - Step 5: Solve for x
x = 14,815,278,146,216.66/4,400,070.85 - Step 6: Final answer
x = 3,367,054.45
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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.