Finding the Fourth Proportional to 4,547,346.48, 6,816,985.05 and 1,668,050.99
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Solution
The fourth proportional to 4,547,346.48, 6,816,985.05 and 1,668,050.99 is: 2,500,596.49
Step by Step Solution
- Step 1: Write the proportion equation
4,547,346.48 : 6,816,985.05 = 1,668,050.99 : x - Step 2: Convert to fraction form
4,547,346.48/6,816,985.05 = 1,668,050.99/x - Step 3: Cross multiply
4,547,346.48x = 6,816,985.05 × 1,668,050.99 - Step 4: Simplify right side
4,547,346.48x = 11,371,078,661,467.70 - Step 5: Solve for x
x = 11,371,078,661,467.70/4,547,346.48 - Step 6: Final answer
x = 2,500,596.49
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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.