Finding the Fourth Proportional to 4,877,525.88, 6,730,986.04 and 2,672,398.08
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Solution
The fourth proportional to 4,877,525.88, 6,730,986.04 and 2,672,398.08 is: 3,687,909.53
Step by Step Solution
- Step 1: Write the proportion equation
4,877,525.88 : 6,730,986.04 = 2,672,398.08 : x - Step 2: Convert to fraction form
4,877,525.88/6,730,986.04 = 2,672,398.08/x - Step 3: Cross multiply
4,877,525.88x = 6,730,986.04 × 2,672,398.08 - Step 4: Simplify right side
4,877,525.88x = 17,987,874,169,802.80 - Step 5: Solve for x
x = 17,987,874,169,802.80/4,877,525.88 - Step 6: Final answer
x = 3,687,909.53
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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.