Finding the Fourth Proportional to 1,009,133.36, 1,391,157 and 793,899.68
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Solution
The fourth proportional to 1,009,133.36, 1,391,157 and 793,899.68 is: 1,094,443.15
Step by Step Solution
- Step 1: Write the proportion equation
1,009,133.36 : 1,391,157 = 793,899.68 : x - Step 2: Convert to fraction form
1,009,133.36/1,391,157 = 793,899.68/x - Step 3: Cross multiply
1,009,133.36x = 1,391,157 × 793,899.68 - Step 4: Simplify right side
1,009,133.36x = 1,104,439,097,129.76 - Step 5: Solve for x
x = 1,104,439,097,129.76/1,009,133.36 - Step 6: Final answer
x = 1,094,443.15
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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.