Finding the Fourth Proportional to 1,541,498.88, 2,127,306.24 and 862,479.36
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Solution
The fourth proportional to 1,541,498.88, 2,127,306.24 and 862,479.36 is: 1,190,242.66
Step by Step Solution
- Step 1: Write the proportion equation
1,541,498.88 : 2,127,306.24 = 862,479.36 : x - Step 2: Convert to fraction form
1,541,498.88/2,127,306.24 = 862,479.36/x - Step 3: Cross multiply
1,541,498.88x = 2,127,306.24 × 862,479.36 - Step 4: Simplify right side
1,541,498.88x = 1,834,757,724,399.21 - Step 5: Solve for x
x = 1,834,757,724,399.21/1,541,498.88 - Step 6: Final answer
x = 1,190,242.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.