Finding the Fourth Proportional to 1,790,990.66, 2,471,545.56 and 975,194.08
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Solution
The fourth proportional to 1,790,990.66, 2,471,545.56 and 975,194.08 is: 1,345,756.10
Step by Step Solution
- Step 1: Write the proportion equation
1,790,990.66 : 2,471,545.56 = 975,194.08 : x - Step 2: Convert to fraction form
1,790,990.66/2,471,545.56 = 975,194.08/x - Step 3: Cross multiply
1,790,990.66x = 2,471,545.56 × 975,194.08 - Step 4: Simplify right side
1,790,990.66x = 2,410,236,598,562.28 - Step 5: Solve for x
x = 2,410,236,598,562.28/1,790,990.66 - Step 6: Final answer
x = 1,345,756.10
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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.