Finding the Fourth Proportional to 1,629,155.68, 2,248,126.80 and 903,957.44
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Solution
The fourth proportional to 1,629,155.68, 2,248,126.80 and 903,957.44 is: 1,247,401.32
Step by Step Solution
- Step 1: Write the proportion equation
1,629,155.68 : 2,248,126.80 = 903,957.44 : x - Step 2: Convert to fraction form
1,629,155.68/2,248,126.80 = 903,957.44/x - Step 3: Cross multiply
1,629,155.68x = 2,248,126.80 × 903,957.44 - Step 4: Simplify right side
1,629,155.68x = 2,032,210,946,923.39 - Step 5: Solve for x
x = 2,032,210,946,923.39/1,629,155.68 - Step 6: Final answer
x = 1,247,401.32
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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.