Finding the Fourth Proportional to 2,438,701.56, 3,658,408.74 and 1,175,490.36
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Solution
The fourth proportional to 2,438,701.56, 3,658,408.74 and 1,175,490.36 is: 1,763,407.33
Step by Step Solution
- Step 1: Write the proportion equation
2,438,701.56 : 3,658,408.74 = 1,175,490.36 : x - Step 2: Convert to fraction form
2,438,701.56/3,658,408.74 = 1,175,490.36/x - Step 3: Cross multiply
2,438,701.56x = 3,658,408.74 × 1,175,490.36 - Step 4: Simplify right side
2,438,701.56x = 4,300,424,206,809.75 - Step 5: Solve for x
x = 4,300,424,206,809.75/2,438,701.56 - Step 6: Final answer
x = 1,763,407.33
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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.