Finding the Fourth Proportional to 2,124,391.68, 3,188,058.84 and 844,867.80
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Solution
The fourth proportional to 2,124,391.68, 3,188,058.84 and 844,867.80 is: 1,267,886.84
Step by Step Solution
- Step 1: Write the proportion equation
2,124,391.68 : 3,188,058.84 = 844,867.80 : x - Step 2: Convert to fraction form
2,124,391.68/3,188,058.84 = 844,867.80/x - Step 3: Cross multiply
2,124,391.68x = 3,188,058.84 × 844,867.80 - Step 4: Simplify right side
2,124,391.68x = 2,693,488,258,421.35 - Step 5: Solve for x
x = 2,693,488,258,421.35/2,124,391.68 - Step 6: Final answer
x = 1,267,886.84
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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.