Finding the Fourth Proportional to 5,092,373.39, 7,027,335.14 and 2,800,534.05
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Solution
The fourth proportional to 5,092,373.39, 7,027,335.14 and 2,800,534.05 is: 3,864,659.92
Step by Step Solution
- Step 1: Write the proportion equation
5,092,373.39 : 7,027,335.14 = 2,800,534.05 : x - Step 2: Convert to fraction form
5,092,373.39/7,027,335.14 = 2,800,534.05/x - Step 3: Cross multiply
5,092,373.39x = 7,027,335.14 × 2,800,534.05 - Step 4: Simplify right side
5,092,373.39x = 19,680,291,326,328.84 - Step 5: Solve for x
x = 19,680,291,326,328.84/5,092,373.39 - Step 6: Final answer
x = 3,864,659.92
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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.