Finding the Fourth Proportional to 3,167,830.99, 4,752,220.81 and 1,146,547.82
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Solution
The fourth proportional to 3,167,830.99, 4,752,220.81 and 1,146,547.82 is: 1,719,993.40
Step by Step Solution
- Step 1: Write the proportion equation
3,167,830.99 : 4,752,220.81 = 1,146,547.82 : x - Step 2: Convert to fraction form
3,167,830.99/4,752,220.81 = 1,146,547.82/x - Step 3: Cross multiply
3,167,830.99x = 4,752,220.81 × 1,146,547.82 - Step 4: Simplify right side
3,167,830.99x = 5,448,648,409,864.13 - Step 5: Solve for x
x = 5,448,648,409,864.13/3,167,830.99 - Step 6: Final answer
x = 1,719,993.40
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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.