Finding the Fourth Proportional to 883,941.06, 1,219,806.42 and 540,352.44
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Solution
The fourth proportional to 883,941.06, 1,219,806.42 and 540,352.44 is: 745,666.66
Step by Step Solution
- Step 1: Write the proportion equation
883,941.06 : 1,219,806.42 = 540,352.44 : x - Step 2: Convert to fraction form
883,941.06/1,219,806.42 = 540,352.44/x - Step 3: Cross multiply
883,941.06x = 1,219,806.42 × 540,352.44 - Step 4: Simplify right side
883,941.06x = 659,125,375,374.67 - Step 5: Solve for x
x = 659,125,375,374.67/883,941.06 - Step 6: Final answer
x = 745,666.66
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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.