Finding the Fourth Proportional to 1,444,920.99, 2,165,817.09 and 939,842.91
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Solution
The fourth proportional to 1,444,920.99, 2,165,817.09 and 939,842.91 is: 1,408,746.81
Step by Step Solution
- Step 1: Write the proportion equation
1,444,920.99 : 2,165,817.09 = 939,842.91 : x - Step 2: Convert to fraction form
1,444,920.99/2,165,817.09 = 939,842.91/x - Step 3: Cross multiply
1,444,920.99x = 2,165,817.09 × 939,842.91 - Step 4: Simplify right side
1,444,920.99x = 2,035,527,831,182.98 - Step 5: Solve for x
x = 2,035,527,831,182.98/1,444,920.99 - Step 6: Final answer
x = 1,408,746.81
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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.