Finding the Fourth Proportional to 6,385,148.57, 8,811,502.71 and 3,484,539.44
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Solution
The fourth proportional to 6,385,148.57, 8,811,502.71 and 3,484,539.44 is: 4,808,663.17
Step by Step Solution
- Step 1: Write the proportion equation
6,385,148.57 : 8,811,502.71 = 3,484,539.44 : x - Step 2: Convert to fraction form
6,385,148.57/8,811,502.71 = 3,484,539.44/x - Step 3: Cross multiply
6,385,148.57x = 8,811,502.71 × 3,484,539.44 - Step 4: Simplify right side
6,385,148.57x = 30,704,028,718,661.89 - Step 5: Solve for x
x = 30,704,028,718,661.89/6,385,148.57 - Step 6: Final answer
x = 4,808,663.17
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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.