Finding the Fourth Proportional to 1,661,837.12, 2,295,226.88 and 1,117,027.04
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Solution
The fourth proportional to 1,661,837.12, 2,295,226.88 and 1,117,027.04 is: 1,542,768.82
Step by Step Solution
- Step 1: Write the proportion equation
1,661,837.12 : 2,295,226.88 = 1,117,027.04 : x - Step 2: Convert to fraction form
1,661,837.12/2,295,226.88 = 1,117,027.04/x - Step 3: Cross multiply
1,661,837.12x = 2,295,226.88 × 1,117,027.04 - Step 4: Simplify right side
1,661,837.12x = 2,563,830,487,894.84 - Step 5: Solve for x
x = 2,563,830,487,894.84/1,661,837.12 - Step 6: Final answer
x = 1,542,768.82
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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.