Finding the Fourth Proportional to 2,832,671.97, 3,908,965.07 and 1,608,973.68
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Solution
The fourth proportional to 2,832,671.97, 3,908,965.07 and 1,608,973.68 is: 2,220,314.24
Step by Step Solution
- Step 1: Write the proportion equation
2,832,671.97 : 3,908,965.07 = 1,608,973.68 : x - Step 2: Convert to fraction form
2,832,671.97/3,908,965.07 = 1,608,973.68/x - Step 3: Cross multiply
2,832,671.97x = 3,908,965.07 × 1,608,973.68 - Step 4: Simplify right side
2,832,671.97x = 6,289,421,905,624.49 - Step 5: Solve for x
x = 6,289,421,905,624.49/2,832,671.97 - Step 6: Final answer
x = 2,220,314.24
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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.