Finding the Fourth Proportional to 1,542,444.22, 2,128,558.20 and 888,830.11
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Solution
The fourth proportional to 1,542,444.22, 2,128,558.20 and 888,830.11 is: 1,226,577.01
Step by Step Solution
- Step 1: Write the proportion equation
1,542,444.22 : 2,128,558.20 = 888,830.11 : x - Step 2: Convert to fraction form
1,542,444.22/2,128,558.20 = 888,830.11/x - Step 3: Cross multiply
1,542,444.22x = 2,128,558.20 × 888,830.11 - Step 4: Simplify right side
1,542,444.22x = 1,891,926,619,047.40 - Step 5: Solve for x
x = 1,891,926,619,047.40/1,542,444.22 - Step 6: Final answer
x = 1,226,577.01
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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.