Finding the Fourth Proportional to 1,368,875.99, 1,889,061.41 and 756,997.13
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Solution
The fourth proportional to 1,368,875.99, 1,889,061.41 and 756,997.13 is: 1,044,662.98
Step by Step Solution
- Step 1: Write the proportion equation
1,368,875.99 : 1,889,061.41 = 756,997.13 : x - Step 2: Convert to fraction form
1,368,875.99/1,889,061.41 = 756,997.13/x - Step 3: Cross multiply
1,368,875.99x = 1,889,061.41 × 756,997.13 - Step 4: Simplify right side
1,368,875.99x = 1,430,014,065,763.75 - Step 5: Solve for x
x = 1,430,014,065,763.75/1,368,875.99 - Step 6: Final answer
x = 1,044,662.98
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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.