Finding the Fourth Proportional to 1,800,145.71, 2,484,331.43 and 1,075,023.99
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Solution
The fourth proportional to 1,800,145.71, 2,484,331.43 and 1,075,023.99 is: 1,483,610.95
Step by Step Solution
- Step 1: Write the proportion equation
1,800,145.71 : 2,484,331.43 = 1,075,023.99 : x - Step 2: Convert to fraction form
1,800,145.71/2,484,331.43 = 1,075,023.99/x - Step 3: Cross multiply
1,800,145.71x = 2,484,331.43 × 1,075,023.99 - Step 4: Simplify right side
1,800,145.71x = 2,670,715,886,361.01 - Step 5: Solve for x
x = 2,670,715,886,361.01/1,800,145.71 - Step 6: Final answer
x = 1,483,610.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.