Finding the Fourth Proportional to 956,815.68, 1,435,225.55 and 898,357.17
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Solution
The fourth proportional to 956,815.68, 1,435,225.55 and 898,357.17 is: 1,347,537.66
Step by Step Solution
- Step 1: Write the proportion equation
956,815.68 : 1,435,225.55 = 898,357.17 : x - Step 2: Convert to fraction form
956,815.68/1,435,225.55 = 898,357.17/x - Step 3: Cross multiply
956,815.68x = 1,435,225.55 × 898,357.17 - Step 4: Simplify right side
956,815.68x = 1,289,345,158,917.91 - Step 5: Solve for x
x = 1,289,345,158,917.91/956,815.68 - Step 6: Final answer
x = 1,347,537.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.