Finding the Fourth Proportional to 1,663,657.42, 2,295,854.15 and 899,710.99
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Solution
The fourth proportional to 1,663,657.42, 2,295,854.15 and 899,710.99 is: 1,241,604.90
Step by Step Solution
- Step 1: Write the proportion equation
1,663,657.42 : 2,295,854.15 = 899,710.99 : x - Step 2: Convert to fraction form
1,663,657.42/2,295,854.15 = 899,710.99/x - Step 3: Cross multiply
1,663,657.42x = 2,295,854.15 × 899,710.99 - Step 4: Simplify right side
1,663,657.42x = 2,065,605,210,192.11 - Step 5: Solve for x
x = 2,065,605,210,192.11/1,663,657.42 - Step 6: Final answer
x = 1,241,604.90
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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.