Finding the Fourth Proportional to 903,887.40, 1,356,176.70 and 889,717.80
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Solution
The fourth proportional to 903,887.40, 1,356,176.70 and 889,717.80 is: 1,334,916.88
Step by Step Solution
- Step 1: Write the proportion equation
903,887.40 : 1,356,176.70 = 889,717.80 : x - Step 2: Convert to fraction form
903,887.40/1,356,176.70 = 889,717.80/x - Step 3: Cross multiply
903,887.40x = 1,356,176.70 × 889,717.80 - Step 4: Simplify right side
903,887.40x = 1,206,614,549,935.26 - Step 5: Solve for x
x = 1,206,614,549,935.26/903,887.40 - Step 6: Final answer
x = 1,334,916.88
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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.