Finding the Fourth Proportional to 1,375,763.13, 1,898,778.51 and 802,801.53
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Solution
The fourth proportional to 1,375,763.13, 1,898,778.51 and 802,801.53 is: 1,107,997.63
Step by Step Solution
- Step 1: Write the proportion equation
1,375,763.13 : 1,898,778.51 = 802,801.53 : x - Step 2: Convert to fraction form
1,375,763.13/1,898,778.51 = 802,801.53/x - Step 3: Cross multiply
1,375,763.13x = 1,898,778.51 × 802,801.53 - Step 4: Simplify right side
1,375,763.13x = 1,524,342,292,959.12 - Step 5: Solve for x
x = 1,524,342,292,959.12/1,375,763.13 - Step 6: Final answer
x = 1,107,997.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.