Finding the Fourth Proportional to 1,939,075.52, 2,908,746.08 and 659,162.12
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Solution
The fourth proportional to 1,939,075.52, 2,908,746.08 and 659,162.12 is: 988,788.32
Step by Step Solution
- Step 1: Write the proportion equation
1,939,075.52 : 2,908,746.08 = 659,162.12 : x - Step 2: Convert to fraction form
1,939,075.52/2,908,746.08 = 659,162.12/x - Step 3: Cross multiply
1,939,075.52x = 2,908,746.08 × 659,162.12 - Step 4: Simplify right side
1,939,075.52x = 1,917,335,232,634.49 - Step 5: Solve for x
x = 1,917,335,232,634.49/1,939,075.52 - Step 6: Final answer
x = 988,788.32
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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.