Finding the Fourth Proportional to 889,313.24, 1,334,689.14 and 689,159
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Solution
The fourth proportional to 889,313.24, 1,334,689.14 and 689,159 is: 1,034,295.89
Step by Step Solution
- Step 1: Write the proportion equation
889,313.24 : 1,334,689.14 = 689,159 : x - Step 2: Convert to fraction form
889,313.24/1,334,689.14 = 689,159/x - Step 3: Cross multiply
889,313.24x = 1,334,689.14 × 689,159 - Step 4: Simplify right side
889,313.24x = 919,813,033,033.26 - Step 5: Solve for x
x = 919,813,033,033.26/889,313.24 - Step 6: Final answer
x = 1,034,295.89
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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.