Finding the Fourth Proportional to 4,742,626.08, 7,114,135.97 and 1,376,833.08
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Solution
The fourth proportional to 4,742,626.08, 7,114,135.97 and 1,376,833.08 is: 2,065,306.77
Step by Step Solution
- Step 1: Write the proportion equation
4,742,626.08 : 7,114,135.97 = 1,376,833.08 : x - Step 2: Convert to fraction form
4,742,626.08/7,114,135.97 = 1,376,833.08/x - Step 3: Cross multiply
4,742,626.08x = 7,114,135.97 × 1,376,833.08 - Step 4: Simplify right side
4,742,626.08x = 9,794,977,739,113.89 - Step 5: Solve for x
x = 9,794,977,739,113.89/4,742,626.08 - Step 6: Final answer
x = 2,065,306.77
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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.