Finding the Fourth Proportional to 1,780,862.62, 2,671,256.46 and 433,032.14
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Solution
The fourth proportional to 1,780,862.62, 2,671,256.46 and 433,032.14 is: 649,539.09
Step by Step Solution
- Step 1: Write the proportion equation
1,780,862.62 : 2,671,256.46 = 433,032.14 : x - Step 2: Convert to fraction form
1,780,862.62/2,671,256.46 = 433,032.14/x - Step 3: Cross multiply
1,780,862.62x = 2,671,256.46 × 433,032.14 - Step 4: Simplify right side
1,780,862.62x = 1,156,739,889,630.21 - Step 5: Solve for x
x = 1,156,739,889,630.21/1,780,862.62 - Step 6: Final answer
x = 649,539.09
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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.