Finding the Fourth Proportional to 1,528,072.29, 2,292,566.76 and 616,785.84
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Solution
The fourth proportional to 1,528,072.29, 2,292,566.76 and 616,785.84 is: 925,363.76
Step by Step Solution
- Step 1: Write the proportion equation
1,528,072.29 : 2,292,566.76 = 616,785.84 : x - Step 2: Convert to fraction form
1,528,072.29/2,292,566.76 = 616,785.84/x - Step 3: Cross multiply
1,528,072.29x = 2,292,566.76 × 616,785.84 - Step 4: Simplify right side
1,528,072.29x = 1,414,022,714,822.68 - Step 5: Solve for x
x = 1,414,022,714,822.68/1,528,072.29 - Step 6: Final answer
x = 925,363.76
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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.