Finding the Fourth Proportional to 1,699,313.49, 2,345,276.57 and 1,020,293.73
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Solution
The fourth proportional to 1,699,313.49, 2,345,276.57 and 1,020,293.73 is: 1,408,139.81
Step by Step Solution
- Step 1: Write the proportion equation
1,699,313.49 : 2,345,276.57 = 1,020,293.73 : x - Step 2: Convert to fraction form
1,699,313.49/2,345,276.57 = 1,020,293.73/x - Step 3: Cross multiply
1,699,313.49x = 2,345,276.57 × 1,020,293.73 - Step 4: Simplify right side
1,699,313.49x = 2,392,870,974,385.44 - Step 5: Solve for x
x = 2,392,870,974,385.44/1,699,313.49 - Step 6: Final answer
x = 1,408,139.81
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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.