Finding the Fourth Proportional to 1,340,480.26, 2,012,152.74 and 542,283.58
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Solution
The fourth proportional to 1,340,480.26, 2,012,152.74 and 542,283.58 is: 814,004.82
Step by Step Solution
- Step 1: Write the proportion equation
1,340,480.26 : 2,012,152.74 = 542,283.58 : x - Step 2: Convert to fraction form
1,340,480.26/2,012,152.74 = 542,283.58/x - Step 3: Cross multiply
1,340,480.26x = 2,012,152.74 × 542,283.58 - Step 4: Simplify right side
1,340,480.26x = 1,091,157,391,354.01 - Step 5: Solve for x
x = 1,091,157,391,354.01/1,340,480.26 - Step 6: Final answer
x = 814,004.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.