Finding the Fourth Proportional to 1,472,141.64, 2,208,209.76 and 461,341.02
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Solution
The fourth proportional to 1,472,141.64, 2,208,209.76 and 461,341.02 is: 692,010.68
Step by Step Solution
- Step 1: Write the proportion equation
1,472,141.64 : 2,208,209.76 = 461,341.02 : x - Step 2: Convert to fraction form
1,472,141.64/2,208,209.76 = 461,341.02/x - Step 3: Cross multiply
1,472,141.64x = 2,208,209.76 × 461,341.02 - Step 4: Simplify right side
1,472,141.64x = 1,018,737,743,052.36 - Step 5: Solve for x
x = 1,018,737,743,052.36/1,472,141.64 - Step 6: Final answer
x = 692,010.68
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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.