Finding the Fourth Proportional to 1,273,977.95, 1,758,162.32 and 730,204.32
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Solution
The fourth proportional to 1,273,977.95, 1,758,162.32 and 730,204.32 is: 1,007,723.66
Step by Step Solution
- Step 1: Write the proportion equation
1,273,977.95 : 1,758,162.32 = 730,204.32 : x - Step 2: Convert to fraction form
1,273,977.95/1,758,162.32 = 730,204.32/x - Step 3: Cross multiply
1,273,977.95x = 1,758,162.32 × 730,204.32 - Step 4: Simplify right side
1,273,977.95x = 1,283,817,721,325.22 - Step 5: Solve for x
x = 1,283,817,721,325.22/1,273,977.95 - Step 6: Final answer
x = 1,007,723.66
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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.