Finding the Fourth Proportional to 2,202,931.47, 3,303,648.90 and 763,278.91
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Solution
The fourth proportional to 2,202,931.47, 3,303,648.90 and 763,278.91 is: 1,144,659.09
Step by Step Solution
- Step 1: Write the proportion equation
2,202,931.47 : 3,303,648.90 = 763,278.91 : x - Step 2: Convert to fraction form
2,202,931.47/3,303,648.90 = 763,278.91/x - Step 3: Cross multiply
2,202,931.47x = 3,303,648.90 × 763,278.91 - Step 4: Simplify right side
2,202,931.47x = 2,521,605,531,414.70 - Step 5: Solve for x
x = 2,521,605,531,414.70/2,202,931.47 - Step 6: Final answer
x = 1,144,659.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.