Finding the Fourth Proportional to 2,278,208.18, 3,417,315.58 and 930,370.80
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Solution
The fourth proportional to 2,278,208.18, 3,417,315.58 and 930,370.80 is: 1,395,557.55
Step by Step Solution
- Step 1: Write the proportion equation
2,278,208.18 : 3,417,315.58 = 930,370.80 : x - Step 2: Convert to fraction form
2,278,208.18/3,417,315.58 = 930,370.80/x - Step 3: Cross multiply
2,278,208.18x = 3,417,315.58 × 930,370.80 - Step 4: Simplify right side
2,278,208.18x = 3,179,370,630,017.06 - Step 5: Solve for x
x = 3,179,370,630,017.06/2,278,208.18 - Step 6: Final answer
x = 1,395,557.55
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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.