Finding the Fourth Proportional to 5,512,028.93, 7,606,688.34 and 3,031,347.63
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Solution
The fourth proportional to 5,512,028.93, 7,606,688.34 and 3,031,347.63 is: 4,183,308.36
Step by Step Solution
- Step 1: Write the proportion equation
5,512,028.93 : 7,606,688.34 = 3,031,347.63 : x - Step 2: Convert to fraction form
5,512,028.93/7,606,688.34 = 3,031,347.63/x - Step 3: Cross multiply
5,512,028.93x = 7,606,688.34 × 3,031,347.63 - Step 4: Simplify right side
5,512,028.93x = 23,058,516,671,607.63 - Step 5: Solve for x
x = 23,058,516,671,607.63/5,512,028.93 - Step 6: Final answer
x = 4,183,308.36
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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.