Finding the Fourth Proportional to 1,408,209.81, 2,113,182.00 and 555,136.29
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Solution
The fourth proportional to 1,408,209.81, 2,113,182.00 and 555,136.29 is: 833,046.33
Step by Step Solution
- Step 1: Write the proportion equation
1,408,209.81 : 2,113,182.00 = 555,136.29 : x - Step 2: Convert to fraction form
1,408,209.81/2,113,182.00 = 555,136.29/x - Step 3: Cross multiply
1,408,209.81x = 2,113,182.00 × 555,136.29 - Step 4: Simplify right side
1,408,209.81x = 1,173,104,017,646.06 - Step 5: Solve for x
x = 1,173,104,017,646.06/1,408,209.81 - Step 6: Final answer
x = 833,046.33
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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.