Finding the Fourth Proportional to 1,134,796.97, 1,566,009.55 and 618,550.76
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Solution
The fourth proportional to 1,134,796.97, 1,566,009.55 and 618,550.76 is: 853,594.45
Step by Step Solution
- Step 1: Write the proportion equation
1,134,796.97 : 1,566,009.55 = 618,550.76 : x - Step 2: Convert to fraction form
1,134,796.97/1,566,009.55 = 618,550.76/x - Step 3: Cross multiply
1,134,796.97x = 1,566,009.55 × 618,550.76 - Step 4: Simplify right side
1,134,796.97x = 968,656,402,007.97 - Step 5: Solve for x
x = 968,656,402,007.97/1,134,796.97 - Step 6: Final answer
x = 853,594.45
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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.