Finding the Fourth Proportional to 5,490,700.22, 7,577,620.27 and 3,044,079.02
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Solution
The fourth proportional to 5,490,700.22, 7,577,620.27 and 3,044,079.02 is: 4,201,080.73
Step by Step Solution
- Step 1: Write the proportion equation
5,490,700.22 : 7,577,620.27 = 3,044,079.02 : x - Step 2: Convert to fraction form
5,490,700.22/7,577,620.27 = 3,044,079.02/x - Step 3: Cross multiply
5,490,700.22x = 7,577,620.27 × 3,044,079.02 - Step 4: Simplify right side
5,490,700.22x = 23,066,874,896,767.59 - Step 5: Solve for x
x = 23,066,874,896,767.59/5,490,700.22 - Step 6: Final answer
x = 4,201,080.73
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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.