Finding the Fourth Proportional to 7,605,641.48, 11,408,877.74 and 1,925,915
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Solution
The fourth proportional to 7,605,641.48, 11,408,877.74 and 1,925,915 is: 2,888,977.72
Step by Step Solution
- Step 1: Write the proportion equation
7,605,641.48 : 11,408,877.74 = 1,925,915 : x - Step 2: Convert to fraction form
7,605,641.48/11,408,877.74 = 1,925,915/x - Step 3: Cross multiply
7,605,641.48x = 11,408,877.74 × 1,925,915 - Step 4: Simplify right side
7,605,641.48x = 21,972,528,772,632.10 - Step 5: Solve for x
x = 21,972,528,772,632.10/7,605,641.48 - Step 6: Final answer
x = 2,888,977.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.