Finding the Fourth Proportional to 1,723,246.09, 2,583,672.12 and 763,178.53
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Solution
The fourth proportional to 1,723,246.09, 2,583,672.12 and 763,178.53 is: 1,144,237.67
Step by Step Solution
- Step 1: Write the proportion equation
1,723,246.09 : 2,583,672.12 = 763,178.53 : x - Step 2: Convert to fraction form
1,723,246.09/2,583,672.12 = 763,178.53/x - Step 3: Cross multiply
1,723,246.09x = 2,583,672.12 × 763,178.53 - Step 4: Simplify right side
1,723,246.09x = 1,971,803,084,084.40 - Step 5: Solve for x
x = 1,971,803,084,084.40/1,723,246.09 - Step 6: Final answer
x = 1,144,237.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.