Finding the Fourth Proportional to 3,900,010.04, 5,381,854.44 and 2,268,464.12
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Solution
The fourth proportional to 3,900,010.04, 5,381,854.44 and 2,268,464.12 is: 3,130,387.76
Step by Step Solution
- Step 1: Write the proportion equation
3,900,010.04 : 5,381,854.44 = 2,268,464.12 : x - Step 2: Convert to fraction form
3,900,010.04/5,381,854.44 = 2,268,464.12/x - Step 3: Cross multiply
3,900,010.04x = 5,381,854.44 × 2,268,464.12 - Step 4: Simplify right side
3,900,010.04x = 12,208,543,696,202.69 - Step 5: Solve for x
x = 12,208,543,696,202.69/3,900,010.04 - Step 6: Final answer
x = 3,130,387.76
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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.