Finding the Fourth Proportional to 1,503,743.68, 2,075,276.26 and 859,150.04
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Solution
The fourth proportional to 1,503,743.68, 2,075,276.26 and 859,150.04 is: 1,185,689.89
Step by Step Solution
- Step 1: Write the proportion equation
1,503,743.68 : 2,075,276.26 = 859,150.04 : x - Step 2: Convert to fraction form
1,503,743.68/2,075,276.26 = 859,150.04/x - Step 3: Cross multiply
1,503,743.68x = 2,075,276.26 × 859,150.04 - Step 4: Simplify right side
1,503,743.68x = 1,782,973,681,790.05 - Step 5: Solve for x
x = 1,782,973,681,790.05/1,503,743.68 - Step 6: Final answer
x = 1,185,689.89
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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.