Finding the Fourth Proportional to 2,249,407.68, 3,104,182.26 and 1,230,812.16
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Solution
The fourth proportional to 2,249,407.68, 3,104,182.26 and 1,230,812.16 is: 1,698,520.60
Step by Step Solution
- Step 1: Write the proportion equation
2,249,407.68 : 3,104,182.26 = 1,230,812.16 : x - Step 2: Convert to fraction form
2,249,407.68/3,104,182.26 = 1,230,812.16/x - Step 3: Cross multiply
2,249,407.68x = 3,104,182.26 × 1,230,812.16 - Step 4: Simplify right side
2,249,407.68x = 3,820,665,272,464.28 - Step 5: Solve for x
x = 3,820,665,272,464.28/2,249,407.68 - Step 6: Final answer
x = 1,698,520.60
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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.