Finding the Fourth Proportional to 5,133,799.56, 7,084,726.94 and 2,810,652.87
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Solution
The fourth proportional to 5,133,799.56, 7,084,726.94 and 2,810,652.87 is: 3,878,746.70
Step by Step Solution
- Step 1: Write the proportion equation
5,133,799.56 : 7,084,726.94 = 2,810,652.87 : x - Step 2: Convert to fraction form
5,133,799.56/7,084,726.94 = 2,810,652.87/x - Step 3: Cross multiply
5,133,799.56x = 7,084,726.94 × 2,810,652.87 - Step 4: Simplify right side
5,133,799.56x = 19,912,708,093,024.05 - Step 5: Solve for x
x = 19,912,708,093,024.05/5,133,799.56 - Step 6: Final answer
x = 3,878,746.70
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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.