Finding the Fourth Proportional to 5,024,637.36, 7,536,777.84 and 1,430,423.28
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Solution
The fourth proportional to 5,024,637.36, 7,536,777.84 and 1,430,423.28 is: 2,145,584.19
Step by Step Solution
- Step 1: Write the proportion equation
5,024,637.36 : 7,536,777.84 = 1,430,423.28 : x - Step 2: Convert to fraction form
5,024,637.36/7,536,777.84 = 1,430,423.28/x - Step 3: Cross multiply
5,024,637.36x = 7,536,777.84 × 1,430,423.28 - Step 4: Simplify right side
5,024,637.36x = 10,780,782,478,524.12 - Step 5: Solve for x
x = 10,780,782,478,524.12/5,024,637.36 - Step 6: Final answer
x = 2,145,584.19
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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.