Finding the Fourth Proportional to 1,474,862.32, 2,035,349.38 and 830,306.96
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Solution
The fourth proportional to 1,474,862.32, 2,035,349.38 and 830,306.96 is: 1,145,845.77
Step by Step Solution
- Step 1: Write the proportion equation
1,474,862.32 : 2,035,349.38 = 830,306.96 : x - Step 2: Convert to fraction form
1,474,862.32/2,035,349.38 = 830,306.96/x - Step 3: Cross multiply
1,474,862.32x = 2,035,349.38 × 830,306.96 - Step 4: Simplify right side
1,474,862.32x = 1,689,964,756,245.68 - Step 5: Solve for x
x = 1,689,964,756,245.68/1,474,862.32 - Step 6: Final answer
x = 1,145,845.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.