Finding the Fourth Proportional to 4,671,637.05, 7,007,455.58 and 1,642,423.35
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Solution
The fourth proportional to 4,671,637.05, 7,007,455.58 and 1,642,423.35 is: 2,463,635.03
Step by Step Solution
- Step 1: Write the proportion equation
4,671,637.05 : 7,007,455.58 = 1,642,423.35 : x - Step 2: Convert to fraction form
4,671,637.05/7,007,455.58 = 1,642,423.35/x - Step 3: Cross multiply
4,671,637.05x = 7,007,455.58 × 1,642,423.35 - Step 4: Simplify right side
4,671,637.05x = 11,509,208,660,467.68 - Step 5: Solve for x
x = 11,509,208,660,467.68/4,671,637.05 - Step 6: Final answer
x = 2,463,635.03
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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.