Finding the Fourth Proportional to 1,585,543.59, 2,378,308.68 and 574,428.48
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Solution
The fourth proportional to 1,585,543.59, 2,378,308.68 and 574,428.48 is: 861,640.29
Step by Step Solution
- Step 1: Write the proportion equation
1,585,543.59 : 2,378,308.68 = 574,428.48 : x - Step 2: Convert to fraction form
1,585,543.59/2,378,308.68 = 574,428.48/x - Step 3: Cross multiply
1,585,543.59x = 2,378,308.68 × 574,428.48 - Step 4: Simplify right side
1,585,543.59x = 1,366,168,240,023.21 - Step 5: Solve for x
x = 1,366,168,240,023.21/1,585,543.59 - Step 6: Final answer
x = 861,640.29
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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.