Finding the Fourth Proportional to 1,395,672,571.44, 1,925,972,073.41 and 760,579,577.12
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Solution
The fourth proportional to 1,395,672,571.44, 1,925,972,073.41 and 760,579,577.12 is: 1,049,569,257.93
Step by Step Solution
- Step 1: Write the proportion equation
1,395,672,571.44 : 1,925,972,073.41 = 760,579,577.12 : x - Step 2: Convert to fraction form
1,395,672,571.44/1,925,972,073.41 = 760,579,577.12/x - Step 3: Cross multiply
1,395,672,571.44x = 1,925,972,073.41 × 760,579,577.12 - Step 4: Simplify right side
1,395,672,571.44x = 1,464,855,025,125,674,752 - Step 5: Solve for x
x = 1,464,855,025,125,674,752/1,395,672,571.44 - Step 6: Final answer
x = 1,049,569,257.93
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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.