Finding the Fourth Proportional to 2,778,897.34, 3,833,660.91 and 1,632,460.42
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Solution
The fourth proportional to 2,778,897.34, 3,833,660.91 and 1,632,460.42 is: 2,252,080.21
Step by Step Solution
- Step 1: Write the proportion equation
2,778,897.34 : 3,833,660.91 = 1,632,460.42 : x - Step 2: Convert to fraction form
2,778,897.34/3,833,660.91 = 1,632,460.42/x - Step 3: Cross multiply
2,778,897.34x = 3,833,660.91 × 1,632,460.42 - Step 4: Simplify right side
2,778,897.34x = 6,258,299,699,276.18 - Step 5: Solve for x
x = 6,258,299,699,276.18/2,778,897.34 - Step 6: Final answer
x = 2,252,080.21
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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.