Finding the Fourth Proportional to 1,245,260.16, 1,867,891.62 and 346,703.88
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Solution
The fourth proportional to 1,245,260.16, 1,867,891.62 and 346,703.88 is: 520,056.20
Step by Step Solution
- Step 1: Write the proportion equation
1,245,260.16 : 1,867,891.62 = 346,703.88 : x - Step 2: Convert to fraction form
1,245,260.16/1,867,891.62 = 346,703.88/x - Step 3: Cross multiply
1,245,260.16x = 1,867,891.62 × 346,703.88 - Step 4: Simplify right side
1,245,260.16x = 647,605,272,073.49 - Step 5: Solve for x
x = 647,605,272,073.49/1,245,260.16 - Step 6: Final answer
x = 520,056.20
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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.