Finding the Fourth Proportional to 1,365,315.99, 1,884,844.37 and 997,379.98
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Solution
The fourth proportional to 1,365,315.99, 1,884,844.37 and 997,379.98 is: 1,376,901.80
Step by Step Solution
- Step 1: Write the proportion equation
1,365,315.99 : 1,884,844.37 = 997,379.98 : x - Step 2: Convert to fraction form
1,365,315.99/1,884,844.37 = 997,379.98/x - Step 3: Cross multiply
1,365,315.99x = 1,884,844.37 × 997,379.98 - Step 4: Simplify right side
1,365,315.99x = 1,879,906,040,053.71 - Step 5: Solve for x
x = 1,879,906,040,053.71/1,365,315.99 - Step 6: Final answer
x = 1,376,901.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.