Finding the Fourth Proportional to 2,515,055.34, 3,470,776.91 and 1,369,135.38
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Solution
The fourth proportional to 2,515,055.34, 3,470,776.91 and 1,369,135.38 is: 1,889,407.12
Step by Step Solution
- Step 1: Write the proportion equation
2,515,055.34 : 3,470,776.91 = 1,369,135.38 : x - Step 2: Convert to fraction form
2,515,055.34/3,470,776.91 = 1,369,135.38/x - Step 3: Cross multiply
2,515,055.34x = 3,470,776.91 × 1,369,135.38 - Step 4: Simplify right side
2,515,055.34x = 4,751,963,463,568.08 - Step 5: Solve for x
x = 4,751,963,463,568.08/2,515,055.34 - Step 6: Final answer
x = 1,889,407.12
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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.