Finding the Fourth Proportional to 1,869,075.11, 2,803,572.44 and 521,201.84
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Solution
The fourth proportional to 1,869,075.11, 2,803,572.44 and 521,201.84 is: 781,791.53
Step by Step Solution
- Step 1: Write the proportion equation
1,869,075.11 : 2,803,572.44 = 521,201.84 : x - Step 2: Convert to fraction form
1,869,075.11/2,803,572.44 = 521,201.84/x - Step 3: Cross multiply
1,869,075.11x = 2,803,572.44 × 521,201.84 - Step 4: Simplify right side
1,869,075.11x = 1,461,227,097,677.42 - Step 5: Solve for x
x = 1,461,227,097,677.42/1,869,075.11 - Step 6: Final answer
x = 781,791.53
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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.