Finding the Fourth Proportional to 1,376,262.24, 2,065,069.68 and 618,639
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Solution
The fourth proportional to 1,376,262.24, 2,065,069.68 and 618,639 is: 928,262.51
Step by Step Solution
- Step 1: Write the proportion equation
1,376,262.24 : 2,065,069.68 = 618,639 : x - Step 2: Convert to fraction form
1,376,262.24/2,065,069.68 = 618,639/x - Step 3: Cross multiply
1,376,262.24x = 2,065,069.68 × 618,639 - Step 4: Simplify right side
1,376,262.24x = 1,277,532,641,765.52 - Step 5: Solve for x
x = 1,277,532,641,765.52/1,376,262.24 - Step 6: Final answer
x = 928,262.51
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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.