Finding the Fourth Proportional to 3,688,005.67, 5,528,853.04 and 1,415,161.06
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Solution
The fourth proportional to 3,688,005.67, 5,528,853.04 and 1,415,161.06 is: 2,121,530.77
Step by Step Solution
- Step 1: Write the proportion equation
3,688,005.67 : 5,528,853.04 = 1,415,161.06 : x - Step 2: Convert to fraction form
3,688,005.67/5,528,853.04 = 1,415,161.06/x - Step 3: Cross multiply
3,688,005.67x = 5,528,853.04 × 1,415,161.06 - Step 4: Simplify right side
3,688,005.67x = 7,824,217,502,795.31 - Step 5: Solve for x
x = 7,824,217,502,795.31/3,688,005.67 - Step 6: Final answer
x = 2,121,530.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.