Finding the Fourth Proportional to 2,805,277.32, 4,201,826.55 and 1,722,503.19
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Solution
The fourth proportional to 2,805,277.32, 4,201,826.55 and 1,722,503.19 is: 2,580,015.73
Step by Step Solution
- Step 1: Write the proportion equation
2,805,277.32 : 4,201,826.55 = 1,722,503.19 : x - Step 2: Convert to fraction form
2,805,277.32/4,201,826.55 = 1,722,503.19/x - Step 3: Cross multiply
2,805,277.32x = 4,201,826.55 × 1,722,503.19 - Step 4: Simplify right side
2,805,277.32x = 7,237,659,606,580.05 - Step 5: Solve for x
x = 7,237,659,606,580.05/2,805,277.32 - Step 6: Final answer
x = 2,580,015.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.