Finding the Fourth Proportional to 1,503,862.32, 2,075,340.24 and 824,803.68
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Solution
The fourth proportional to 1,503,862.32, 2,075,340.24 and 824,803.68 is: 1,138,234.69
Step by Step Solution
- Step 1: Write the proportion equation
1,503,862.32 : 2,075,340.24 = 824,803.68 : x - Step 2: Convert to fraction form
1,503,862.32/2,075,340.24 = 824,803.68/x - Step 3: Cross multiply
1,503,862.32x = 2,075,340.24 × 824,803.68 - Step 4: Simplify right side
1,503,862.32x = 1,711,748,267,204.08 - Step 5: Solve for x
x = 1,711,748,267,204.08/1,503,862.32 - Step 6: Final answer
x = 1,138,234.69
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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.