Finding the Fourth Proportional to 1,418,634.18, 1,958,006.52 and 867,444.12
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Solution
The fourth proportional to 1,418,634.18, 1,958,006.52 and 867,444.12 is: 1,197,251.04
Step by Step Solution
- Step 1: Write the proportion equation
1,418,634.18 : 1,958,006.52 = 867,444.12 : x - Step 2: Convert to fraction form
1,418,634.18/1,958,006.52 = 867,444.12/x - Step 3: Cross multiply
1,418,634.18x = 1,958,006.52 × 867,444.12 - Step 4: Simplify right side
1,418,634.18x = 1,698,461,242,695.66 - Step 5: Solve for x
x = 1,698,461,242,695.66/1,418,634.18 - Step 6: Final answer
x = 1,197,251.04
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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.