Finding the Fourth Proportional to 4,020,862.69, 6,032,041.04 and 1,325,377.09
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Solution
The fourth proportional to 4,020,862.69, 6,032,041.04 and 1,325,377.09 is: 1,988,311.87
Step by Step Solution
- Step 1: Write the proportion equation
4,020,862.69 : 6,032,041.04 = 1,325,377.09 : x - Step 2: Convert to fraction form
4,020,862.69/6,032,041.04 = 1,325,377.09/x - Step 3: Cross multiply
4,020,862.69x = 6,032,041.04 × 1,325,377.09 - Step 4: Simplify right side
4,020,862.69x = 7,994,729,000,355.78 - Step 5: Solve for x
x = 7,994,729,000,355.78/4,020,862.69 - Step 6: Final answer
x = 1,988,311.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.