Finding the Fourth Proportional to 1,367,886.18, 1,887,718.53 and 756,048.60
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Solution
The fourth proportional to 1,367,886.18, 1,887,718.53 and 756,048.60 is: 1,043,366.75
Step by Step Solution
- Step 1: Write the proportion equation
1,367,886.18 : 1,887,718.53 = 756,048.60 : x - Step 2: Convert to fraction form
1,367,886.18/1,887,718.53 = 756,048.60/x - Step 3: Cross multiply
1,367,886.18x = 1,887,718.53 × 756,048.60 - Step 4: Simplify right side
1,367,886.18x = 1,427,206,951,800.56 - Step 5: Solve for x
x = 1,427,206,951,800.56/1,367,886.18 - Step 6: Final answer
x = 1,043,366.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.