Finding the Fourth Proportional to 4,470,289.23, 6,169,130.85 and 3,165,874.95
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Solution
The fourth proportional to 4,470,289.23, 6,169,130.85 and 3,165,874.95 is: 4,369,000.71
Step by Step Solution
- Step 1: Write the proportion equation
4,470,289.23 : 6,169,130.85 = 3,165,874.95 : x - Step 2: Convert to fraction form
4,470,289.23/6,169,130.85 = 3,165,874.95/x - Step 3: Cross multiply
4,470,289.23x = 6,169,130.85 × 3,165,874.95 - Step 4: Simplify right side
4,470,289.23x = 19,530,696,821,287.21 - Step 5: Solve for x
x = 19,530,696,821,287.21/4,470,289.23 - Step 6: Final answer
x = 4,369,000.71
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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.