Finding the Fourth Proportional to 1,624,965.08, 2,242,295.34 and 971,461.94
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Solution
The fourth proportional to 1,624,965.08, 2,242,295.34 and 971,461.94 is: 1,340,523.93
Step by Step Solution
- Step 1: Write the proportion equation
1,624,965.08 : 2,242,295.34 = 971,461.94 : x - Step 2: Convert to fraction form
1,624,965.08/2,242,295.34 = 971,461.94/x - Step 3: Cross multiply
1,624,965.08x = 2,242,295.34 × 971,461.94 - Step 4: Simplify right side
1,624,965.08x = 2,178,304,581,049.36 - Step 5: Solve for x
x = 2,178,304,581,049.36/1,624,965.08 - Step 6: Final answer
x = 1,340,523.93
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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.