Finding the Fourth Proportional to 776,496.14, 1,069,188.12 and 774,254.12
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Solution
The fourth proportional to 776,496.14, 1,069,188.12 and 774,254.12 is: 1,066,101.00
Step by Step Solution
- Step 1: Write the proportion equation
776,496.14 : 1,069,188.12 = 774,254.12 : x - Step 2: Convert to fraction form
776,496.14/1,069,188.12 = 774,254.12/x - Step 3: Cross multiply
776,496.14x = 1,069,188.12 × 774,254.12 - Step 4: Simplify right side
776,496.14x = 827,823,303,093.78 - Step 5: Solve for x
x = 827,823,303,093.78/776,496.14 - Step 6: Final answer
x = 1,066,101.00
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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.