Finding the Fourth Proportional to 6,146,457.36, 9,219,707.91 and 1,886,625.96
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Solution
The fourth proportional to 6,146,457.36, 9,219,707.91 and 1,886,625.96 is: 2,829,945.65
Step by Step Solution
- Step 1: Write the proportion equation
6,146,457.36 : 9,219,707.91 = 1,886,625.96 : x - Step 2: Convert to fraction form
6,146,457.36/9,219,707.91 = 1,886,625.96/x - Step 3: Cross multiply
6,146,457.36x = 9,219,707.91 × 1,886,625.96 - Step 4: Simplify right side
6,146,457.36x = 17,394,140,286,623.34 - Step 5: Solve for x
x = 17,394,140,286,623.34/6,146,457.36 - Step 6: Final answer
x = 2,829,945.65
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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.