Finding the Fourth Proportional to 1,107,257.13, 1,528,014.85 and 597,959.50
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Solution
The fourth proportional to 1,107,257.13, 1,528,014.85 and 597,959.50 is: 825,184.12
Step by Step Solution
- Step 1: Write the proportion equation
1,107,257.13 : 1,528,014.85 = 597,959.50 : x - Step 2: Convert to fraction form
1,107,257.13/1,528,014.85 = 597,959.50/x - Step 3: Cross multiply
1,107,257.13x = 1,528,014.85 × 597,959.50 - Step 4: Simplify right side
1,107,257.13x = 913,690,995,698.58 - Step 5: Solve for x
x = 913,690,995,698.58/1,107,257.13 - Step 6: Final answer
x = 825,184.12
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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.