Finding the Fourth Proportional to 1,898,733.99, 2,620,319.52 and 1,039,294.94
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Solution
The fourth proportional to 1,898,733.99, 2,620,319.52 and 1,039,294.94 is: 1,434,263.47
Step by Step Solution
- Step 1: Write the proportion equation
1,898,733.99 : 2,620,319.52 = 1,039,294.94 : x - Step 2: Convert to fraction form
1,898,733.99/2,620,319.52 = 1,039,294.94/x - Step 3: Cross multiply
1,898,733.99x = 2,620,319.52 × 1,039,294.94 - Step 4: Simplify right side
1,898,733.99x = 2,723,284,809,114.99 - Step 5: Solve for x
x = 2,723,284,809,114.99/1,898,733.99 - Step 6: Final answer
x = 1,434,263.47
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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.