Finding the Fourth Proportional to 1,539,060.95, 2,124,115.09 and 885,673.55
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Solution
The fourth proportional to 1,539,060.95, 2,124,115.09 and 885,673.55 is: 1,222,350.91
Step by Step Solution
- Step 1: Write the proportion equation
1,539,060.95 : 2,124,115.09 = 885,673.55 : x - Step 2: Convert to fraction form
1,539,060.95/2,124,115.09 = 885,673.55/x - Step 3: Cross multiply
1,539,060.95x = 2,124,115.09 × 885,673.55 - Step 4: Simplify right side
1,539,060.95x = 1,881,272,555,464.97 - Step 5: Solve for x
x = 1,881,272,555,464.97/1,539,060.95 - Step 6: Final answer
x = 1,222,350.91
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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.