Finding the Fourth Proportional to 1,012,676.09, 1,397,489.50 and 559,967.09
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Solution
The fourth proportional to 1,012,676.09, 1,397,489.50 and 559,967.09 is: 772,752.65
Step by Step Solution
- Step 1: Write the proportion equation
1,012,676.09 : 1,397,489.50 = 559,967.09 : x - Step 2: Convert to fraction form
1,012,676.09/1,397,489.50 = 559,967.09/x - Step 3: Cross multiply
1,012,676.09x = 1,397,489.50 × 559,967.09 - Step 4: Simplify right side
1,012,676.09x = 782,548,128,620.56 - Step 5: Solve for x
x = 782,548,128,620.56/1,012,676.09 - Step 6: Final answer
x = 772,752.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.