Finding the Fourth Proportional to 3,540,213, 4,885,862.58 and 2,182,051.08
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Solution
The fourth proportional to 3,540,213, 4,885,862.58 and 2,182,051.08 is: 3,011,457.71
Step by Step Solution
- Step 1: Write the proportion equation
3,540,213 : 4,885,862.58 = 2,182,051.08 : x - Step 2: Convert to fraction form
3,540,213/4,885,862.58 = 2,182,051.08/x - Step 3: Cross multiply
3,540,213x = 4,885,862.58 × 2,182,051.08 - Step 4: Simplify right side
3,540,213x = 10,661,201,719,420.59 - Step 5: Solve for x
x = 10,661,201,719,420.59/3,540,213 - Step 6: Final answer
x = 3,011,457.71
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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.