Finding the Fourth Proportional to 1,522,045.47, 2,281,417.44 and 762,054.09
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Solution
The fourth proportional to 1,522,045.47, 2,281,417.44 and 762,054.09 is: 1,142,254.63
Step by Step Solution
- Step 1: Write the proportion equation
1,522,045.47 : 2,281,417.44 = 762,054.09 : x - Step 2: Convert to fraction form
1,522,045.47/2,281,417.44 = 762,054.09/x - Step 3: Cross multiply
1,522,045.47x = 2,281,417.44 × 762,054.09 - Step 4: Simplify right side
1,522,045.47x = 1,738,563,491,149.33 - Step 5: Solve for x
x = 1,738,563,491,149.33/1,522,045.47 - Step 6: Final answer
x = 1,142,254.63
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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.