Finding the Fourth Proportional to 4,440,317.85, 6,663,133.94 and 1,915,973.10
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Solution
The fourth proportional to 4,440,317.85, 6,663,133.94 and 1,915,973.10 is: 2,875,106.20
Step by Step Solution
- Step 1: Write the proportion equation
4,440,317.85 : 6,663,133.94 = 1,915,973.10 : x - Step 2: Convert to fraction form
4,440,317.85/6,663,133.94 = 1,915,973.10/x - Step 3: Cross multiply
4,440,317.85x = 6,663,133.94 × 1,915,973.10 - Step 4: Simplify right side
4,440,317.85x = 12,766,385,391,934.50 - Step 5: Solve for x
x = 12,766,385,391,934.50/4,440,317.85 - Step 6: Final answer
x = 2,875,106.20
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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.