Finding the Fourth Proportional to 1,130,716.44, 1,560,752.36 and 723,913.95
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Solution
The fourth proportional to 1,130,716.44, 1,560,752.36 and 723,913.95 is: 999,234.08
Step by Step Solution
- Step 1: Write the proportion equation
1,130,716.44 : 1,560,752.36 = 723,913.95 : x - Step 2: Convert to fraction form
1,130,716.44/1,560,752.36 = 723,913.95/x - Step 3: Cross multiply
1,130,716.44x = 1,560,752.36 × 723,913.95 - Step 4: Simplify right side
1,130,716.44x = 1,129,850,402,279.85 - Step 5: Solve for x
x = 1,129,850,402,279.85/1,130,716.44 - Step 6: Final answer
x = 999,234.08
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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.