Finding the Fourth Proportional to 974,207.63, 1,461,549.72 and 686,580.49
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Solution
The fourth proportional to 974,207.63, 1,461,549.72 and 686,580.49 is: 1,030,038.66
Step by Step Solution
- Step 1: Write the proportion equation
974,207.63 : 1,461,549.72 = 686,580.49 : x - Step 2: Convert to fraction form
974,207.63/1,461,549.72 = 686,580.49/x - Step 3: Cross multiply
974,207.63x = 1,461,549.72 × 686,580.49 - Step 4: Simplify right side
974,207.63x = 1,003,471,527,318.58 - Step 5: Solve for x
x = 1,003,471,527,318.58/974,207.63 - Step 6: Final answer
x = 1,030,038.66
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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.