Finding the Fourth Proportional to 1,358,853.12, 2,038,325.76 and 361,582.08
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Solution
The fourth proportional to 1,358,853.12, 2,038,325.76 and 361,582.08 is: 542,385.38
Step by Step Solution
- Step 1: Write the proportion equation
1,358,853.12 : 2,038,325.76 = 361,582.08 : x - Step 2: Convert to fraction form
1,358,853.12/2,038,325.76 = 361,582.08/x - Step 3: Cross multiply
1,358,853.12x = 2,038,325.76 × 361,582.08 - Step 4: Simplify right side
1,358,853.12x = 737,022,068,018.38 - Step 5: Solve for x
x = 737,022,068,018.38/1,358,853.12 - Step 6: Final answer
x = 542,385.38
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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.