Finding the Fourth Proportional to 887,202.42, 1,331,947.70 and 761,649.48
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Solution
The fourth proportional to 887,202.42, 1,331,947.70 and 761,649.48 is: 1,143,456.39
Step by Step Solution
- Step 1: Write the proportion equation
887,202.42 : 1,331,947.70 = 761,649.48 : x - Step 2: Convert to fraction form
887,202.42/1,331,947.70 = 761,649.48/x - Step 3: Cross multiply
887,202.42x = 1,331,947.70 × 761,649.48 - Step 4: Simplify right side
887,202.42x = 1,014,477,272,140.13 - Step 5: Solve for x
x = 1,014,477,272,140.13/887,202.42 - Step 6: Final answer
x = 1,143,456.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.