Finding the Fourth Proportional to 4,610,421.21, 6,362,351.53 and 2,545,565.46
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Solution
The fourth proportional to 4,610,421.21, 6,362,351.53 and 2,545,565.46 is: 3,512,863.92
Step by Step Solution
- Step 1: Write the proportion equation
4,610,421.21 : 6,362,351.53 = 2,545,565.46 : x - Step 2: Convert to fraction form
4,610,421.21/6,362,351.53 = 2,545,565.46/x - Step 3: Cross multiply
4,610,421.21x = 6,362,351.53 × 2,545,565.46 - Step 4: Simplify right side
4,610,421.21x = 16,195,782,292,782.24 - Step 5: Solve for x
x = 16,195,782,292,782.24/4,610,421.21 - Step 6: Final answer
x = 3,512,863.92
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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.