Finding the Fourth Proportional to 4,653,695.70, 6,985,792.35 and 3,593,438.10
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Solution
The fourth proportional to 4,653,695.70, 6,985,792.35 and 3,593,438.10 is: 5,394,210.11
Step by Step Solution
- Step 1: Write the proportion equation
4,653,695.70 : 6,985,792.35 = 3,593,438.10 : x - Step 2: Convert to fraction form
4,653,695.70/6,985,792.35 = 3,593,438.10/x - Step 3: Cross multiply
4,653,695.70x = 6,985,792.35 × 3,593,438.10 - Step 4: Simplify right side
4,653,695.70x = 25,103,012,389,178.54 - Step 5: Solve for x
x = 25,103,012,389,178.54/4,653,695.70 - Step 6: Final answer
x = 5,394,210.11
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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.