Finding the Fourth Proportional to 4,603,038.24, 6,349,228.56 and 3,054,266.40
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Solution
The fourth proportional to 4,603,038.24, 6,349,228.56 and 3,054,266.40 is: 4,212,920.78
Step by Step Solution
- Step 1: Write the proportion equation
4,603,038.24 : 6,349,228.56 = 3,054,266.40 : x - Step 2: Convert to fraction form
4,603,038.24/6,349,228.56 = 3,054,266.40/x - Step 3: Cross multiply
4,603,038.24x = 6,349,228.56 × 3,054,266.40 - Step 4: Simplify right side
4,603,038.24x = 19,392,235,456,728.38 - Step 5: Solve for x
x = 19,392,235,456,728.38/4,603,038.24 - Step 6: Final answer
x = 4,212,920.78
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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.