Finding the Fourth Proportional to 2,508,327.65, 3,461,537.75 and 1,420,825.02
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Solution
The fourth proportional to 2,508,327.65, 3,461,537.75 and 1,420,825.02 is: 1,960,764.35
Step by Step Solution
- Step 1: Write the proportion equation
2,508,327.65 : 3,461,537.75 = 1,420,825.02 : x - Step 2: Convert to fraction form
2,508,327.65/3,461,537.75 = 1,420,825.02/x - Step 3: Cross multiply
2,508,327.65x = 3,461,537.75 × 1,420,825.02 - Step 4: Simplify right side
2,508,327.65x = 4,918,239,442,874.51 - Step 5: Solve for x
x = 4,918,239,442,874.51/2,508,327.65 - Step 6: Final answer
x = 1,960,764.35
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1.5x scale
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.