Finding the Fourth Proportional to 987,076.06, 1,481,203.96 and 906,769.42
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Solution
The fourth proportional to 987,076.06, 1,481,203.96 and 906,769.42 is: 1,360,696.01
Step by Step Solution
- Step 1: Write the proportion equation
987,076.06 : 1,481,203.96 = 906,769.42 : x - Step 2: Convert to fraction form
987,076.06/1,481,203.96 = 906,769.42/x - Step 3: Cross multiply
987,076.06x = 1,481,203.96 × 906,769.42 - Step 4: Simplify right side
987,076.06x = 1,343,110,455,710.90 - Step 5: Solve for x
x = 1,343,110,455,710.90/987,076.06 - Step 6: Final answer
x = 1,360,696.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.