Finding the Fourth Proportional to 2,750,317.30, 4,125,385.14 and 1,131,030.10
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Solution
The fourth proportional to 2,750,317.30, 4,125,385.14 and 1,131,030.10 is: 1,696,507.81
Step by Step Solution
- Step 1: Write the proportion equation
2,750,317.30 : 4,125,385.14 = 1,131,030.10 : x - Step 2: Convert to fraction form
2,750,317.30/4,125,385.14 = 1,131,030.10/x - Step 3: Cross multiply
2,750,317.30x = 4,125,385.14 × 1,131,030.10 - Step 4: Simplify right side
2,750,317.30x = 4,665,934,767,432.72 - Step 5: Solve for x
x = 4,665,934,767,432.72/2,750,317.30 - Step 6: Final answer
x = 1,696,507.81
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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.