Finding the Fourth Proportional to 1,122,775.97, 1,549,412.75 and 613,467.41
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Solution
The fourth proportional to 1,122,775.97, 1,549,412.75 and 613,467.41 is: 846,575.14
Step by Step Solution
- Step 1: Write the proportion equation
1,122,775.97 : 1,549,412.75 = 613,467.41 : x - Step 2: Convert to fraction form
1,122,775.97/1,549,412.75 = 613,467.41/x - Step 3: Cross multiply
1,122,775.97x = 1,549,412.75 × 613,467.41 - Step 4: Simplify right side
1,122,775.97x = 950,514,220,550.08 - Step 5: Solve for x
x = 950,514,220,550.08/1,122,775.97 - Step 6: Final answer
x = 846,575.14
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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.