Finding the Fourth Proportional to 881,893.26, 1,216,977.44 and 519,332.40
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Solution
The fourth proportional to 881,893.26, 1,216,977.44 and 519,332.40 is: 716,657.95
Step by Step Solution
- Step 1: Write the proportion equation
881,893.26 : 1,216,977.44 = 519,332.40 : x - Step 2: Convert to fraction form
881,893.26/1,216,977.44 = 519,332.40/x - Step 3: Cross multiply
881,893.26x = 1,216,977.44 × 519,332.40 - Step 4: Simplify right side
881,893.26x = 632,015,814,661.06 - Step 5: Solve for x
x = 632,015,814,661.06/881,893.26 - Step 6: Final answer
x = 716,657.95
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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.