Finding the Fourth Proportional to 1,927,679.40, 2,660,212.98 and 1,068,253.92
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Solution
The fourth proportional to 1,927,679.40, 2,660,212.98 and 1,068,253.92 is: 1,474,198.95
Step by Step Solution
- Step 1: Write the proportion equation
1,927,679.40 : 2,660,212.98 = 1,068,253.92 : x - Step 2: Convert to fraction form
1,927,679.40/2,660,212.98 = 1,068,253.92/x - Step 3: Cross multiply
1,927,679.40x = 2,660,212.98 × 1,068,253.92 - Step 4: Simplify right side
1,927,679.40x = 2,841,782,943,919.88 - Step 5: Solve for x
x = 2,841,782,943,919.88/1,927,679.40 - Step 6: Final answer
x = 1,474,198.95
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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.