Finding the Fourth Proportional to 995,372.40, 1,493,058.60 and 912,703.80
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Solution
The fourth proportional to 995,372.40, 1,493,058.60 and 912,703.80 is: 1,369,055.70
Step by Step Solution
- Step 1: Write the proportion equation
995,372.40 : 1,493,058.60 = 912,703.80 : x - Step 2: Convert to fraction form
995,372.40/1,493,058.60 = 912,703.80/x - Step 3: Cross multiply
995,372.40x = 1,493,058.60 × 912,703.80 - Step 4: Simplify right side
995,372.40x = 1,362,720,257,842.68 - Step 5: Solve for x
x = 1,362,720,257,842.68/995,372.40 - Step 6: Final answer
x = 1,369,055.70
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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.