Finding the Fourth Proportional to 2,887,602.91, 4,335,662.36 and 1,610,705.21
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Solution
The fourth proportional to 2,887,602.91, 4,335,662.36 and 1,610,705.21 is: 2,418,432.92
Step by Step Solution
- Step 1: Write the proportion equation
2,887,602.91 : 4,335,662.36 = 1,610,705.21 : x - Step 2: Convert to fraction form
2,887,602.91/4,335,662.36 = 1,610,705.21/x - Step 3: Cross multiply
2,887,602.91x = 4,335,662.36 × 1,610,705.21 - Step 4: Simplify right side
2,887,602.91x = 6,983,473,934,401.35 - Step 5: Solve for x
x = 6,983,473,934,401.35/2,887,602.91 - Step 6: Final answer
x = 2,418,432.92
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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.