Finding the Fourth Proportional to 2,463,347.12, 3,399,289.06 and 1,390,190
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Solution
The fourth proportional to 2,463,347.12, 3,399,289.06 and 1,390,190 is: 1,918,388.85
Step by Step Solution
- Step 1: Write the proportion equation
2,463,347.12 : 3,399,289.06 = 1,390,190 : x - Step 2: Convert to fraction form
2,463,347.12/3,399,289.06 = 1,390,190/x - Step 3: Cross multiply
2,463,347.12x = 3,399,289.06 × 1,390,190 - Step 4: Simplify right side
2,463,347.12x = 4,725,657,658,321.40 - Step 5: Solve for x
x = 4,725,657,658,321.40/2,463,347.12 - Step 6: Final answer
x = 1,918,388.85
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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.