Finding the Fourth Proportional to 934,853.68, 1,292,277.40 and 833,879.88
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Solution
The fourth proportional to 934,853.68, 1,292,277.40 and 833,879.88 is: 1,152,698.17
Step by Step Solution
- Step 1: Write the proportion equation
934,853.68 : 1,292,277.40 = 833,879.88 : x - Step 2: Convert to fraction form
934,853.68/1,292,277.40 = 833,879.88/x - Step 3: Cross multiply
934,853.68x = 1,292,277.40 × 833,879.88 - Step 4: Simplify right side
934,853.68x = 1,077,604,123,238.71 - Step 5: Solve for x
x = 1,077,604,123,238.71/934,853.68 - Step 6: Final answer
x = 1,152,698.17
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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.