Finding the Fourth Proportional to 1,539,053.08, 2,124,104.22 and 885,665.68
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Solution
The fourth proportional to 1,539,053.08, 2,124,104.22 and 885,665.68 is: 1,222,340.04
Step by Step Solution
- Step 1: Write the proportion equation
1,539,053.08 : 2,124,104.22 = 885,665.68 : x - Step 2: Convert to fraction form
1,539,053.08/2,124,104.22 = 885,665.68/x - Step 3: Cross multiply
1,539,053.08x = 2,124,104.22 × 885,665.68 - Step 4: Simplify right side
1,539,053.08x = 1,881,246,203,086.91 - Step 5: Solve for x
x = 1,881,246,203,086.91/1,539,053.08 - Step 6: Final answer
x = 1,222,340.04
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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.