Finding the Fourth Proportional to 2,263,617.36, 3,122,210.21 and 1,537,204.10
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Solution
The fourth proportional to 2,263,617.36, 3,122,210.21 and 1,537,204.10 is: 2,120,267.50
Step by Step Solution
- Step 1: Write the proportion equation
2,263,617.36 : 3,122,210.21 = 1,537,204.10 : x - Step 2: Convert to fraction form
2,263,617.36/3,122,210.21 = 1,537,204.10/x - Step 3: Cross multiply
2,263,617.36x = 3,122,210.21 × 1,537,204.10 - Step 4: Simplify right side
2,263,617.36x = 4,799,474,312,576.79 - Step 5: Solve for x
x = 4,799,474,312,576.79/2,263,617.36 - Step 6: Final answer
x = 2,120,267.50
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1.5x scale
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.