Finding the Fourth Proportional to 1,461,554.36, 2,016,385.08 and 888,385.40
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Solution
The fourth proportional to 1,461,554.36, 2,016,385.08 and 888,385.40 is: 1,225,631.50
Step by Step Solution
- Step 1: Write the proportion equation
1,461,554.36 : 2,016,385.08 = 888,385.40 : x - Step 2: Convert to fraction form
1,461,554.36/2,016,385.08 = 888,385.40/x - Step 3: Cross multiply
1,461,554.36x = 2,016,385.08 × 888,385.40 - Step 4: Simplify right side
1,461,554.36x = 1,791,327,065,849.83 - Step 5: Solve for x
x = 1,791,327,065,849.83/1,461,554.36 - Step 6: Final answer
x = 1,225,631.50
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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.