Finding the Fourth Proportional to 2,590,315.70, 3,883,918.35 and 1,330,603.70
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Solution
The fourth proportional to 2,590,315.70, 3,883,918.35 and 1,330,603.70 is: 1,995,106.67
Step by Step Solution
- Step 1: Write the proportion equation
2,590,315.70 : 3,883,918.35 = 1,330,603.70 : x - Step 2: Convert to fraction form
2,590,315.70/3,883,918.35 = 1,330,603.70/x - Step 3: Cross multiply
2,590,315.70x = 3,883,918.35 × 1,330,603.70 - Step 4: Simplify right side
2,590,315.70x = 5,167,956,127,007.89 - Step 5: Solve for x
x = 5,167,956,127,007.89/2,590,315.70 - Step 6: Final answer
x = 1,995,106.67
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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.