Finding the Fourth Proportional to 3,779,075.44, 5,671,888.74 and 1,983,227.68
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Solution
The fourth proportional to 3,779,075.44, 5,671,888.74 and 1,983,227.68 is: 2,976,560.52
Step by Step Solution
- Step 1: Write the proportion equation
3,779,075.44 : 5,671,888.74 = 1,983,227.68 : x - Step 2: Convert to fraction form
3,779,075.44/5,671,888.74 = 1,983,227.68/x - Step 3: Cross multiply
3,779,075.44x = 5,671,888.74 × 1,983,227.68 - Step 4: Simplify right side
3,779,075.44x = 11,248,646,747,048.32 - Step 5: Solve for x
x = 11,248,646,747,048.32/3,779,075.44 - Step 6: Final answer
x = 2,976,560.52
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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.