Finding the Fourth Proportional to 1,624,927.97, 2,242,373.12 and 899,760.11
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Solution
The fourth proportional to 1,624,927.97, 2,242,373.12 and 899,760.11 is: 1,241,653.73
Step by Step Solution
- Step 1: Write the proportion equation
1,624,927.97 : 2,242,373.12 = 899,760.11 : x - Step 2: Convert to fraction form
1,624,927.97/2,242,373.12 = 899,760.11/x - Step 3: Cross multiply
1,624,927.97x = 2,242,373.12 × 899,760.11 - Step 4: Simplify right side
1,624,927.97x = 2,017,597,869,401.58 - Step 5: Solve for x
x = 2,017,597,869,401.58/1,624,927.97 - Step 6: Final answer
x = 1,241,653.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.