Finding the Fourth Proportional to 1,539,580.08, 2,124,534.81 and 851,212.14
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Solution
The fourth proportional to 1,539,580.08, 2,124,534.81 and 851,212.14 is: 1,174,625.37
Step by Step Solution
- Step 1: Write the proportion equation
1,539,580.08 : 2,124,534.81 = 851,212.14 : x - Step 2: Convert to fraction form
1,539,580.08/2,124,534.81 = 851,212.14/x - Step 3: Cross multiply
1,539,580.08x = 2,124,534.81 × 851,212.14 - Step 4: Simplify right side
1,539,580.08x = 1,808,429,822,124.59 - Step 5: Solve for x
x = 1,808,429,822,124.59/1,539,580.08 - Step 6: Final answer
x = 1,174,625.37
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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.