Finding the Fourth Proportional to 1,115,542.38, 1,539,460.44 and 606,244.80
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Solution
The fourth proportional to 1,115,542.38, 1,539,460.44 and 606,244.80 is: 836,624.32
Step by Step Solution
- Step 1: Write the proportion equation
1,115,542.38 : 1,539,460.44 = 606,244.80 : x - Step 2: Convert to fraction form
1,115,542.38/1,539,460.44 = 606,244.80/x - Step 3: Cross multiply
1,115,542.38x = 1,539,460.44 × 606,244.80 - Step 4: Simplify right side
1,115,542.38x = 933,289,886,555.71 - Step 5: Solve for x
x = 933,289,886,555.71/1,115,542.38 - Step 6: Final answer
x = 836,624.32
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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.