Finding the Fourth Proportional to 1,785,130.14, 2,464,530.91 and 1,087,673.97
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Solution
The fourth proportional to 1,785,130.14, 2,464,530.91 and 1,087,673.97 is: 1,501,630.64
Step by Step Solution
- Step 1: Write the proportion equation
1,785,130.14 : 2,464,530.91 = 1,087,673.97 : x - Step 2: Convert to fraction form
1,785,130.14/2,464,530.91 = 1,087,673.97/x - Step 3: Cross multiply
1,785,130.14x = 2,464,530.91 × 1,087,673.97 - Step 4: Simplify right side
1,785,130.14x = 2,680,606,125,590.22 - Step 5: Solve for x
x = 2,680,606,125,590.22/1,785,130.14 - Step 6: Final answer
x = 1,501,630.64
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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.