Finding the Fourth Proportional to 1,590,397.19, 2,194,584.27 and 945,692.81
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Solution
The fourth proportional to 1,590,397.19, 2,194,584.27 and 945,692.81 is: 1,304,958.65
Step by Step Solution
- Step 1: Write the proportion equation
1,590,397.19 : 2,194,584.27 = 945,692.81 : x - Step 2: Convert to fraction form
1,590,397.19/2,194,584.27 = 945,692.81/x - Step 3: Cross multiply
1,590,397.19x = 2,194,584.27 × 945,692.81 - Step 4: Simplify right side
1,590,397.19x = 2,075,402,565,078.10 - Step 5: Solve for x
x = 2,075,402,565,078.10/1,590,397.19 - Step 6: Final answer
x = 1,304,958.65
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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.