Finding the Fourth Proportional to 1,110,981.74, 1,533,156.74 and 601,684.12
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Solution
The fourth proportional to 1,110,981.74, 1,533,156.74 and 601,684.12 is: 830,325.14
Step by Step Solution
- Step 1: Write the proportion equation
1,110,981.74 : 1,533,156.74 = 601,684.12 : x - Step 2: Convert to fraction form
1,110,981.74/1,533,156.74 = 601,684.12/x - Step 3: Cross multiply
1,110,981.74x = 1,533,156.74 × 601,684.12 - Step 4: Simplify right side
1,110,981.74x = 922,476,063,928.97 - Step 5: Solve for x
x = 922,476,063,928.97/1,110,981.74 - Step 6: Final answer
x = 830,325.14
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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.