Finding the Fourth Proportional to 1,584,706.35, 2,186,878.67 and 859,538.49
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Solution
The fourth proportional to 1,584,706.35, 2,186,878.67 and 859,538.49 is: 1,186,154.39
Step by Step Solution
- Step 1: Write the proportion equation
1,584,706.35 : 2,186,878.67 = 859,538.49 : x - Step 2: Convert to fraction form
1,584,706.35/2,186,878.67 = 859,538.49/x - Step 3: Cross multiply
1,584,706.35x = 2,186,878.67 × 859,538.49 - Step 4: Simplify right side
1,584,706.35x = 1,879,706,389,825.01 - Step 5: Solve for x
x = 1,879,706,389,825.01/1,584,706.35 - Step 6: Final answer
x = 1,186,154.39
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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.