Finding the Fourth Proportional to 1,059,708.18, 1,589,339.69 and 349,569.84
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Solution
The fourth proportional to 1,059,708.18, 1,589,339.69 and 349,569.84 is: 524,281.34
Step by Step Solution
- Step 1: Write the proportion equation
1,059,708.18 : 1,589,339.69 = 349,569.84 : x - Step 2: Convert to fraction form
1,059,708.18/1,589,339.69 = 349,569.84/x - Step 3: Cross multiply
1,059,708.18x = 1,589,339.69 × 349,569.84 - Step 4: Simplify right side
1,059,708.18x = 555,585,219,391.10 - Step 5: Solve for x
x = 555,585,219,391.10/1,059,708.18 - Step 6: Final answer
x = 524,281.34
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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.