Finding the Fourth Proportional to 2,239,188.24, 3,358,680.30 and 722,941.14
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Solution
The fourth proportional to 2,239,188.24, 3,358,680.30 and 722,941.14 is: 1,084,378.76
Step by Step Solution
- Step 1: Write the proportion equation
2,239,188.24 : 3,358,680.30 = 722,941.14 : x - Step 2: Convert to fraction form
2,239,188.24/3,358,680.30 = 722,941.14/x - Step 3: Cross multiply
2,239,188.24x = 3,358,680.30 × 722,941.14 - Step 4: Simplify right side
2,239,188.24x = 2,428,128,164,977.54 - Step 5: Solve for x
x = 2,428,128,164,977.54/2,239,188.24 - Step 6: Final answer
x = 1,084,378.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.