Finding the Fourth Proportional to 4,671,428.04, 6,446,571.30 and 2,634,238.08
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Solution
The fourth proportional to 4,671,428.04, 6,446,571.30 and 2,634,238.08 is: 3,635,248.89
Step by Step Solution
- Step 1: Write the proportion equation
4,671,428.04 : 6,446,571.30 = 2,634,238.08 : x - Step 2: Convert to fraction form
4,671,428.04/6,446,571.30 = 2,634,238.08/x - Step 3: Cross multiply
4,671,428.04x = 6,446,571.30 × 2,634,238.08 - Step 4: Simplify right side
4,671,428.04x = 16,981,803,603,895.10 - Step 5: Solve for x
x = 16,981,803,603,895.10/4,671,428.04 - Step 6: Final answer
x = 3,635,248.89
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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.