Finding the Fourth Proportional to 1,474,534.14, 2,034,449.91 and 829,916.70
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Solution
The fourth proportional to 1,474,534.14, 2,034,449.91 and 829,916.70 is: 1,145,055.86
Step by Step Solution
- Step 1: Write the proportion equation
1,474,534.14 : 2,034,449.91 = 829,916.70 : x - Step 2: Convert to fraction form
1,474,534.14/2,034,449.91 = 829,916.70/x - Step 3: Cross multiply
1,474,534.14x = 2,034,449.91 × 829,916.70 - Step 4: Simplify right side
1,474,534.14x = 1,688,423,955,622.50 - Step 5: Solve for x
x = 1,688,423,955,622.50/1,474,534.14 - Step 6: Final answer
x = 1,145,055.86
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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.