Finding the Fourth Proportional to 1,115,337.26, 1,539,162.24 and 606,039.50
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Solution
The fourth proportional to 1,115,337.26, 1,539,162.24 and 606,039.50 is: 836,332.78
Step by Step Solution
- Step 1: Write the proportion equation
1,115,337.26 : 1,539,162.24 = 606,039.50 : x - Step 2: Convert to fraction form
1,115,337.26/1,539,162.24 = 606,039.50/x - Step 3: Cross multiply
1,115,337.26x = 1,539,162.24 × 606,039.50 - Step 4: Simplify right side
1,115,337.26x = 932,793,106,652.67 - Step 5: Solve for x
x = 932,793,106,652.67/1,115,337.26 - Step 6: Final answer
x = 836,332.78
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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.