Finding the Fourth Proportional to 1,342,363.36, 2,012,942.16 and 395,402.08
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Solution
The fourth proportional to 1,342,363.36, 2,012,942.16 and 395,402.08 is: 592,925.54
Step by Step Solution
- Step 1: Write the proportion equation
1,342,363.36 : 2,012,942.16 = 395,402.08 : x - Step 2: Convert to fraction form
1,342,363.36/2,012,942.16 = 395,402.08/x - Step 3: Cross multiply
1,342,363.36x = 2,012,942.16 × 395,402.08 - Step 4: Simplify right side
1,342,363.36x = 795,921,516,983.69 - Step 5: Solve for x
x = 795,921,516,983.69/1,342,363.36 - Step 6: Final answer
x = 592,925.54
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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.