Finding the Fourth Proportional to 1,607,890.68, 2,217,408.08 and 1,092,416.13
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Solution
The fourth proportional to 1,607,890.68, 2,217,408.08 and 1,092,416.13 is: 1,506,528.01
Step by Step Solution
- Step 1: Write the proportion equation
1,607,890.68 : 2,217,408.08 = 1,092,416.13 : x - Step 2: Convert to fraction form
1,607,890.68/2,217,408.08 = 1,092,416.13/x - Step 3: Cross multiply
1,607,890.68x = 2,217,408.08 × 1,092,416.13 - Step 4: Simplify right side
1,607,890.68x = 2,422,332,347,922.25 - Step 5: Solve for x
x = 2,422,332,347,922.25/1,607,890.68 - Step 6: Final answer
x = 1,506,528.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.