Finding the Fourth Proportional to 4,542,920.13, 6,798,384.62 and 2,837,866.28
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Solution
The fourth proportional to 4,542,920.13, 6,798,384.62 and 2,837,866.28 is: 4,246,807.32
Step by Step Solution
- Step 1: Write the proportion equation
4,542,920.13 : 6,798,384.62 = 2,837,866.28 : x - Step 2: Convert to fraction form
4,542,920.13/6,798,384.62 = 2,837,866.28/x - Step 3: Cross multiply
4,542,920.13x = 6,798,384.62 × 2,837,866.28 - Step 4: Simplify right side
4,542,920.13x = 19,292,906,457,379.28 - Step 5: Solve for x
x = 19,292,906,457,379.28/4,542,920.13 - Step 6: Final answer
x = 4,246,807.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.