Finding the Fourth Proportional to 1,762,349.28, 2,432,033.55 and 998,401.02
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Solution
The fourth proportional to 1,762,349.28, 2,432,033.55 and 998,401.02 is: 1,377,788.62
Step by Step Solution
- Step 1: Write the proportion equation
1,762,349.28 : 2,432,033.55 = 998,401.02 : x - Step 2: Convert to fraction form
1,762,349.28/2,432,033.55 = 998,401.02/x - Step 3: Cross multiply
1,762,349.28x = 2,432,033.55 × 998,401.02 - Step 4: Simplify right side
1,762,349.28x = 2,428,144,776,994.22 - Step 5: Solve for x
x = 2,428,144,776,994.22/1,762,349.28 - Step 6: Final answer
x = 1,377,788.62
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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.