Finding the Fourth Proportional to 1,475,994.84, 2,036,872.88 and 831,415.04
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Solution
The fourth proportional to 1,475,994.84, 2,036,872.88 and 831,415.04 is: 1,147,352.75
Step by Step Solution
- Step 1: Write the proportion equation
1,475,994.84 : 2,036,872.88 = 831,415.04 : x - Step 2: Convert to fraction form
1,475,994.84/2,036,872.88 = 831,415.04/x - Step 3: Cross multiply
1,475,994.84x = 2,036,872.88 × 831,415.04 - Step 4: Simplify right side
1,475,994.84x = 1,693,486,736,815.75 - Step 5: Solve for x
x = 1,693,486,736,815.75/1,475,994.84 - Step 6: Final answer
x = 1,147,352.75
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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.