Finding the Fourth Proportional to 2,427,903.87, 3,350,506.85 and 1,340,175.17
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Solution
The fourth proportional to 2,427,903.87, 3,350,506.85 and 1,340,175.17 is: 1,849,441.45
Step by Step Solution
- Step 1: Write the proportion equation
2,427,903.87 : 3,350,506.85 = 1,340,175.17 : x - Step 2: Convert to fraction form
2,427,903.87/3,350,506.85 = 1,340,175.17/x - Step 3: Cross multiply
2,427,903.87x = 3,350,506.85 × 1,340,175.17 - Step 4: Simplify right side
2,427,903.87x = 4,490,266,063,831.51 - Step 5: Solve for x
x = 4,490,266,063,831.51/2,427,903.87 - Step 6: Final answer
x = 1,849,441.45
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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.