Finding the Fourth Proportional to 1,148,835.67, 1,585,331.13 and 632,489.02
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Solution
The fourth proportional to 1,148,835.67, 1,585,331.13 and 632,489.02 is: 872,800.66
Step by Step Solution
- Step 1: Write the proportion equation
1,148,835.67 : 1,585,331.13 = 632,489.02 : x - Step 2: Convert to fraction form
1,148,835.67/1,585,331.13 = 632,489.02/x - Step 3: Cross multiply
1,148,835.67x = 1,585,331.13 × 632,489.02 - Step 4: Simplify right side
1,148,835.67x = 1,002,704,532,789.19 - Step 5: Solve for x
x = 1,002,704,532,789.19/1,148,835.67 - Step 6: Final answer
x = 872,800.66
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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.