Finding the Fourth Proportional to 1,396,724.36, 1,927,335.98 and 784,779.88
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Solution
The fourth proportional to 1,396,724.36, 1,927,335.98 and 784,779.88 is: 1,082,915.53
Step by Step Solution
- Step 1: Write the proportion equation
1,396,724.36 : 1,927,335.98 = 784,779.88 : x - Step 2: Convert to fraction form
1,396,724.36/1,927,335.98 = 784,779.88/x - Step 3: Cross multiply
1,396,724.36x = 1,927,335.98 × 784,779.88 - Step 4: Simplify right side
1,396,724.36x = 1,512,534,499,104.08 - Step 5: Solve for x
x = 1,512,534,499,104.08/1,396,724.36 - Step 6: Final answer
x = 1,082,915.53
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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.