Finding the Fourth Proportional to 1,471,689.08, 2,030,576.20 and 859,494.32
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Solution
The fourth proportional to 1,471,689.08, 2,030,576.20 and 859,494.32 is: 1,185,894.99
Step by Step Solution
- Step 1: Write the proportion equation
1,471,689.08 : 2,030,576.20 = 859,494.32 : x - Step 2: Convert to fraction form
1,471,689.08/2,030,576.20 = 859,494.32/x - Step 3: Cross multiply
1,471,689.08x = 2,030,576.20 × 859,494.32 - Step 4: Simplify right side
1,471,689.08x = 1,745,268,710,227.18 - Step 5: Solve for x
x = 1,745,268,710,227.18/1,471,689.08 - Step 6: Final answer
x = 1,185,894.99
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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.