Finding the Fourth Proportional to 2,440,774.55, 3,368,268.81 and 1,353,043.37
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Solution
The fourth proportional to 2,440,774.55, 3,368,268.81 and 1,353,043.37 is: 1,867,199.81
Step by Step Solution
- Step 1: Write the proportion equation
2,440,774.55 : 3,368,268.81 = 1,353,043.37 : x - Step 2: Convert to fraction form
2,440,774.55/3,368,268.81 = 1,353,043.37/x - Step 3: Cross multiply
2,440,774.55x = 3,368,268.81 × 1,353,043.37 - Step 4: Simplify right side
2,440,774.55x = 4,557,413,781,748.29 - Step 5: Solve for x
x = 4,557,413,781,748.29/2,440,774.55 - Step 6: Final answer
x = 1,867,199.81
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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.