Finding the Fourth Proportional to 4,865,005.64, 6,712,593.96 and 2,904,502.14
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Solution
The fourth proportional to 4,865,005.64, 6,712,593.96 and 2,904,502.14 is: 4,007,547.98
Step by Step Solution
- Step 1: Write the proportion equation
4,865,005.64 : 6,712,593.96 = 2,904,502.14 : x - Step 2: Convert to fraction form
4,865,005.64/6,712,593.96 = 2,904,502.14/x - Step 3: Cross multiply
4,865,005.64x = 6,712,593.96 × 2,904,502.14 - Step 4: Simplify right side
4,865,005.64x = 19,496,743,521,771.07 - Step 5: Solve for x
x = 19,496,743,521,771.07/4,865,005.64 - Step 6: Final answer
x = 4,007,547.98
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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.