Finding the Fourth Proportional to 1,569,749.41, 2,354,288.77 and 716,578.84
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Solution
The fourth proportional to 1,569,749.41, 2,354,288.77 and 716,578.84 is: 1,074,715.18
Step by Step Solution
- Step 1: Write the proportion equation
1,569,749.41 : 2,354,288.77 = 716,578.84 : x - Step 2: Convert to fraction form
1,569,749.41/2,354,288.77 = 716,578.84/x - Step 3: Cross multiply
1,569,749.41x = 2,354,288.77 × 716,578.84 - Step 4: Simplify right side
1,569,749.41x = 1,687,033,515,831.63 - Step 5: Solve for x
x = 1,687,033,515,831.63/1,569,749.41 - Step 6: Final answer
x = 1,074,715.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.