Finding the Fourth Proportional to 1,110,982.74, 1,533,158.12 and 601,685.12
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Solution
The fourth proportional to 1,110,982.74, 1,533,158.12 and 601,685.12 is: 830,326.52
Step by Step Solution
- Step 1: Write the proportion equation
1,110,982.74 : 1,533,158.12 = 601,685.12 : x - Step 2: Convert to fraction form
1,110,982.74/1,533,158.12 = 601,685.12/x - Step 3: Cross multiply
1,110,982.74x = 1,533,158.12 × 601,685.12 - Step 4: Simplify right side
1,110,982.74x = 922,478,427,411.18 - Step 5: Solve for x
x = 922,478,427,411.18/1,110,982.74 - Step 6: Final answer
x = 830,326.52
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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.