Finding the Fourth Proportional to 4,868,831.23, 7,303,626.83 and 1,630,381.16
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Solution
The fourth proportional to 4,868,831.23, 7,303,626.83 and 1,630,381.16 is: 2,445,698.99
Step by Step Solution
- Step 1: Write the proportion equation
4,868,831.23 : 7,303,626.83 = 1,630,381.16 : x - Step 2: Convert to fraction form
4,868,831.23/7,303,626.83 = 1,630,381.16/x - Step 3: Cross multiply
4,868,831.23x = 7,303,626.83 × 1,630,381.16 - Step 4: Simplify right side
4,868,831.23x = 11,907,695,605,637.54 - Step 5: Solve for x
x = 11,907,695,605,637.54/4,868,831.23 - Step 6: Final answer
x = 2,445,698.99
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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.