Finding the Fourth Proportional to 986,891, 1,480,038.50 and 513,318.02
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Solution
The fourth proportional to 986,891, 1,480,038.50 and 513,318.02 is: 769,822.03
Step by Step Solution
- Step 1: Write the proportion equation
986,891 : 1,480,038.50 = 513,318.02 : x - Step 2: Convert to fraction form
986,891/1,480,038.50 = 513,318.02/x - Step 3: Cross multiply
986,891x = 1,480,038.50 × 513,318.02 - Step 4: Simplify right side
986,891x = 759,730,432,343.77 - Step 5: Solve for x
x = 759,730,432,343.77/986,891 - Step 6: Final answer
x = 769,822.03
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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.