Finding the Fourth Proportional to 1,612,178.02, 2,416,433.70 and 842,488.99
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Solution
The fourth proportional to 1,612,178.02, 2,416,433.70 and 842,488.99 is: 1,262,775.43
Step by Step Solution
- Step 1: Write the proportion equation
1,612,178.02 : 2,416,433.70 = 842,488.99 : x - Step 2: Convert to fraction form
1,612,178.02/2,416,433.70 = 842,488.99/x - Step 3: Cross multiply
1,612,178.02x = 2,416,433.70 × 842,488.99 - Step 4: Simplify right side
1,612,178.02x = 2,035,818,787,314.96 - Step 5: Solve for x
x = 2,035,818,787,314.96/1,612,178.02 - Step 6: Final answer
x = 1,262,775.43
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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.