Finding the Fourth Proportional to 1,185,690.08, 1,777,445.29 and 427,345.96
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Solution
The fourth proportional to 1,185,690.08, 1,777,445.29 and 427,345.96 is: 640,626.14
Step by Step Solution
- Step 1: Write the proportion equation
1,185,690.08 : 1,777,445.29 = 427,345.96 : x - Step 2: Convert to fraction form
1,185,690.08/1,777,445.29 = 427,345.96/x - Step 3: Cross multiply
1,185,690.08x = 1,777,445.29 × 427,345.96 - Step 4: Simplify right side
1,185,690.08x = 759,584,058,290.55 - Step 5: Solve for x
x = 759,584,058,290.55/1,185,690.08 - Step 6: Final answer
x = 640,626.14
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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.