Finding the Fourth Proportional to 1,130,777.51, 1,559,952.74 and 694,799.06
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Solution
The fourth proportional to 1,130,777.51, 1,559,952.74 and 694,799.06 is: 958,503.05
Step by Step Solution
- Step 1: Write the proportion equation
1,130,777.51 : 1,559,952.74 = 694,799.06 : x - Step 2: Convert to fraction form
1,130,777.51/1,559,952.74 = 694,799.06/x - Step 3: Cross multiply
1,130,777.51x = 1,559,952.74 × 694,799.06 - Step 4: Simplify right side
1,130,777.51x = 1,083,853,691,333.66 - Step 5: Solve for x
x = 1,083,853,691,333.66/1,130,777.51 - Step 6: Final answer
x = 958,503.05
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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.