Finding the Fourth Proportional to 2,278,483.65, 3,415,714.14 and 859,536.18
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Solution
The fourth proportional to 2,278,483.65, 3,415,714.14 and 859,536.18 is: 1,288,545.51
Step by Step Solution
- Step 1: Write the proportion equation
2,278,483.65 : 3,415,714.14 = 859,536.18 : x - Step 2: Convert to fraction form
2,278,483.65/3,415,714.14 = 859,536.18/x - Step 3: Cross multiply
2,278,483.65x = 3,415,714.14 × 859,536.18 - Step 4: Simplify right side
2,278,483.65x = 2,935,929,883,867.59 - Step 5: Solve for x
x = 2,935,929,883,867.59/2,278,483.65 - Step 6: Final answer
x = 1,288,545.51
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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.