Finding the Fourth Proportional to 1,663,756.28, 2,295,983.64 and 899,809.84
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Solution
The fourth proportional to 1,663,756.28, 2,295,983.64 and 899,809.84 is: 1,241,737.56
Step by Step Solution
- Step 1: Write the proportion equation
1,663,756.28 : 2,295,983.64 = 899,809.84 : x - Step 2: Convert to fraction form
1,663,756.28/2,295,983.64 = 899,809.84/x - Step 3: Cross multiply
1,663,756.28x = 2,295,983.64 × 899,809.84 - Step 4: Simplify right side
1,663,756.28x = 2,065,948,671,751.02 - Step 5: Solve for x
x = 2,065,948,671,751.02/1,663,756.28 - Step 6: Final answer
x = 1,241,737.56
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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.