Finding the Fourth Proportional to 1,963,966.35, 2,709,956.79 and 1,104,475.35
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Solution
The fourth proportional to 1,963,966.35, 2,709,956.79 and 1,104,475.35 is: 1,523,997.84
Step by Step Solution
- Step 1: Write the proportion equation
1,963,966.35 : 2,709,956.79 = 1,104,475.35 : x - Step 2: Convert to fraction form
1,963,966.35/2,709,956.79 = 1,104,475.35/x - Step 3: Cross multiply
1,963,966.35x = 2,709,956.79 × 1,104,475.35 - Step 4: Simplify right side
1,963,966.35x = 2,993,080,474,120.13 - Step 5: Solve for x
x = 2,993,080,474,120.13/1,963,966.35 - Step 6: Final answer
x = 1,523,997.84
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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.