Finding the Fourth Proportional to 4,536,990.27, 6,261,188.36 and 2,603,604.51
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Solution
The fourth proportional to 4,536,990.27, 6,261,188.36 and 2,603,604.51 is: 3,593,055.59
Step by Step Solution
- Step 1: Write the proportion equation
4,536,990.27 : 6,261,188.36 = 2,603,604.51 : x - Step 2: Convert to fraction form
4,536,990.27/6,261,188.36 = 2,603,604.51/x - Step 3: Cross multiply
4,536,990.27x = 6,261,188.36 × 2,603,604.51 - Step 4: Simplify right side
4,536,990.27x = 16,301,658,239,037.48 - Step 5: Solve for x
x = 16,301,658,239,037.48/4,536,990.27 - Step 6: Final answer
x = 3,593,055.59
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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.