Finding the Fourth Proportional to 1,473,122.10, 2,209,683.15 and 526,523.70
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Solution
The fourth proportional to 1,473,122.10, 2,209,683.15 and 526,523.70 is: 789,785.55
Step by Step Solution
- Step 1: Write the proportion equation
1,473,122.10 : 2,209,683.15 = 526,523.70 : x - Step 2: Convert to fraction form
1,473,122.10/2,209,683.15 = 526,523.70/x - Step 3: Cross multiply
1,473,122.10x = 2,209,683.15 × 526,523.70 - Step 4: Simplify right side
1,473,122.10x = 1,163,450,547,965.65 - Step 5: Solve for x
x = 1,163,450,547,965.65/1,473,122.10 - Step 6: Final answer
x = 789,785.55
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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.