Finding the Fourth Proportional to 1,539,994.80, 2,307,367.80 and 1,314,296.40
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Solution
The fourth proportional to 1,539,994.80, 2,307,367.80 and 1,314,296.40 is: 1,969,204.83
Step by Step Solution
- Step 1: Write the proportion equation
1,539,994.80 : 2,307,367.80 = 1,314,296.40 : x - Step 2: Convert to fraction form
1,539,994.80/2,307,367.80 = 1,314,296.40/x - Step 3: Cross multiply
1,539,994.80x = 2,307,367.80 × 1,314,296.40 - Step 4: Simplify right side
1,539,994.80x = 3,032,565,193,015.92 - Step 5: Solve for x
x = 3,032,565,193,015.92/1,539,994.80 - Step 6: Final answer
x = 1,969,204.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.