Finding the Fourth Proportional to 1,595,763.20, 2,387,812.80 and 1,175,859.20
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Solution
The fourth proportional to 1,595,763.20, 2,387,812.80 and 1,175,859.20 is: 1,759,491.41
Step by Step Solution
- Step 1: Write the proportion equation
1,595,763.20 : 2,387,812.80 = 1,175,859.20 : x - Step 2: Convert to fraction form
1,595,763.20/2,387,812.80 = 1,175,859.20/x - Step 3: Cross multiply
1,595,763.20x = 2,387,812.80 × 1,175,859.20 - Step 4: Simplify right side
1,595,763.20x = 2,807,731,648,757.76 - Step 5: Solve for x
x = 2,807,731,648,757.76/1,595,763.20 - Step 6: Final answer
x = 1,759,491.41
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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.