Finding the Fourth Proportional to 2,374,394.58, 3,276,667.26 and 1,286,656.65
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Solution
The fourth proportional to 2,374,394.58, 3,276,667.26 and 1,286,656.65 is: 1,775,587.66
Step by Step Solution
- Step 1: Write the proportion equation
2,374,394.58 : 3,276,667.26 = 1,286,656.65 : x - Step 2: Convert to fraction form
2,374,394.58/3,276,667.26 = 1,286,656.65/x - Step 3: Cross multiply
2,374,394.58x = 3,276,667.26 × 1,286,656.65 - Step 4: Simplify right side
2,374,394.58x = 4,215,945,719,916.28 - Step 5: Solve for x
x = 4,215,945,719,916.28/2,374,394.58 - Step 6: Final answer
x = 1,775,587.66
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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.