Finding the Fourth Proportional to 859,711.35, 1,186,407 and 537,609.99
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Solution
The fourth proportional to 859,711.35, 1,186,407 and 537,609.99 is: 741,905.12
Step by Step Solution
- Step 1: Write the proportion equation
859,711.35 : 1,186,407 = 537,609.99 : x - Step 2: Convert to fraction form
859,711.35/1,186,407 = 537,609.99/x - Step 3: Cross multiply
859,711.35x = 1,186,407 × 537,609.99 - Step 4: Simplify right side
859,711.35x = 637,824,255,405.93 - Step 5: Solve for x
x = 637,824,255,405.93/859,711.35 - Step 6: Final answer
x = 741,905.12
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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.