Finding the Fourth Proportional to 1,250,219.07, 1,725,300.68 and 677,261.79
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Solution
The fourth proportional to 1,250,219.07, 1,725,300.68 and 677,261.79 is: 934,620.38
Step by Step Solution
- Step 1: Write the proportion equation
1,250,219.07 : 1,725,300.68 = 677,261.79 : x - Step 2: Convert to fraction form
1,250,219.07/1,725,300.68 = 677,261.79/x - Step 3: Cross multiply
1,250,219.07x = 1,725,300.68 × 677,261.79 - Step 4: Simplify right side
1,250,219.07x = 1,168,480,223,438.71 - Step 5: Solve for x
x = 1,168,480,223,438.71/1,250,219.07 - Step 6: Final answer
x = 934,620.38
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1.5x scale
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.