Finding the Fourth Proportional to 1,445,203.25, 1,994,235.14 and 800,502.99
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Solution
The fourth proportional to 1,445,203.25, 1,994,235.14 and 800,502.99 is: 1,104,613.62
Step by Step Solution
- Step 1: Write the proportion equation
1,445,203.25 : 1,994,235.14 = 800,502.99 : x - Step 2: Convert to fraction form
1,445,203.25/1,994,235.14 = 800,502.99/x - Step 3: Cross multiply
1,445,203.25x = 1,994,235.14 × 800,502.99 - Step 4: Simplify right side
1,445,203.25x = 1,596,391,198,073.52 - Step 5: Solve for x
x = 1,596,391,198,073.52/1,445,203.25 - Step 6: Final answer
x = 1,104,613.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.