Finding the Fourth Proportional to 1,817,209.80, 2,725,944.30 and 555,035.40
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Solution
The fourth proportional to 1,817,209.80, 2,725,944.30 and 555,035.40 is: 832,592.68
Step by Step Solution
- Step 1: Write the proportion equation
1,817,209.80 : 2,725,944.30 = 555,035.40 : x - Step 2: Convert to fraction form
1,817,209.80/2,725,944.30 = 555,035.40/x - Step 3: Cross multiply
1,817,209.80x = 2,725,944.30 × 555,035.40 - Step 4: Simplify right side
1,817,209.80x = 1,512,995,584,928.22 - Step 5: Solve for x
x = 1,512,995,584,928.22/1,817,209.80 - Step 6: Final answer
x = 832,592.68
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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.