Finding the Fourth Proportional to 1,313,557.24, 1,970,355.32 and 867,137.08
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Solution
The fourth proportional to 1,313,557.24, 1,970,355.32 and 867,137.08 is: 1,300,718.47
Step by Step Solution
- Step 1: Write the proportion equation
1,313,557.24 : 1,970,355.32 = 867,137.08 : x - Step 2: Convert to fraction form
1,313,557.24/1,970,355.32 = 867,137.08/x - Step 3: Cross multiply
1,313,557.24x = 1,970,355.32 × 867,137.08 - Step 4: Simplify right side
1,313,557.24x = 1,708,568,158,747.27 - Step 5: Solve for x
x = 1,708,568,158,747.27/1,313,557.24 - Step 6: Final answer
x = 1,300,718.47
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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.