Finding the Fourth Proportional to 2,310,801.12, 3,187,831.14 and 1,495,268.13
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Solution
The fourth proportional to 2,310,801.12, 3,187,831.14 and 1,495,268.13 is: 2,062,774.80
Step by Step Solution
- Step 1: Write the proportion equation
2,310,801.12 : 3,187,831.14 = 1,495,268.13 : x - Step 2: Convert to fraction form
2,310,801.12/3,187,831.14 = 1,495,268.13/x - Step 3: Cross multiply
2,310,801.12x = 3,187,831.14 × 1,495,268.13 - Step 4: Simplify right side
2,310,801.12x = 4,766,662,299,987.23 - Step 5: Solve for x
x = 4,766,662,299,987.23/2,310,801.12 - Step 6: Final answer
x = 2,062,774.80
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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.