Finding the Fourth Proportional to 2,823,781.77, 3,896,848.90 and 1,534,622.12
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Solution
The fourth proportional to 2,823,781.77, 3,896,848.90 and 1,534,622.12 is: 2,117,794.86
Step by Step Solution
- Step 1: Write the proportion equation
2,823,781.77 : 3,896,848.90 = 1,534,622.12 : x - Step 2: Convert to fraction form
2,823,781.77/3,896,848.90 = 1,534,622.12/x - Step 3: Cross multiply
2,823,781.77x = 3,896,848.90 × 1,534,622.12 - Step 4: Simplify right side
2,823,781.77x = 5,980,190,508,652.64 - Step 5: Solve for x
x = 5,980,190,508,652.64/2,823,781.77 - Step 6: Final answer
x = 2,117,794.86
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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.