Finding the Fourth Proportional to 1,584,282.54, 2,186,310.49 and 859,130.06
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Solution
The fourth proportional to 1,584,282.54, 2,186,310.49 and 859,130.06 is: 1,185,599.80
Step by Step Solution
- Step 1: Write the proportion equation
1,584,282.54 : 2,186,310.49 = 859,130.06 : x - Step 2: Convert to fraction form
1,584,282.54/2,186,310.49 = 859,130.06/x - Step 3: Cross multiply
1,584,282.54x = 2,186,310.49 × 859,130.06 - Step 4: Simplify right side
1,584,282.54x = 1,878,325,061,670.95 - Step 5: Solve for x
x = 1,878,325,061,670.95/1,584,282.54 - Step 6: Final answer
x = 1,185,599.80
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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.