Finding the Fourth Proportional to 1,584,491.19, 2,186,591.54 and 859,335.99
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Solution
The fourth proportional to 1,584,491.19, 2,186,591.54 and 859,335.99 is: 1,185,880.25
Step by Step Solution
- Step 1: Write the proportion equation
1,584,491.19 : 2,186,591.54 = 859,335.99 : x - Step 2: Convert to fraction form
1,584,491.19/2,186,591.54 = 859,335.99/x - Step 3: Cross multiply
1,584,491.19x = 2,186,591.54 × 859,335.99 - Step 4: Simplify right side
1,584,491.19x = 1,879,016,801,454.84 - Step 5: Solve for x
x = 1,879,016,801,454.84/1,584,491.19 - Step 6: Final answer
x = 1,185,880.25
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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.