Finding the Fourth Proportional to 1,908,260.16, 2,633,415.48 and 1,048,840.44
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Solution
The fourth proportional to 1,908,260.16, 2,633,415.48 and 1,048,840.44 is: 1,447,408.85
Step by Step Solution
- Step 1: Write the proportion equation
1,908,260.16 : 2,633,415.48 = 1,048,840.44 : x - Step 2: Convert to fraction form
1,908,260.16/2,633,415.48 = 1,048,840.44/x - Step 3: Cross multiply
1,908,260.16x = 2,633,415.48 × 1,048,840.44 - Step 4: Simplify right side
1,908,260.16x = 2,762,032,650,746.01 - Step 5: Solve for x
x = 2,762,032,650,746.01/1,908,260.16 - Step 6: Final answer
x = 1,447,408.85
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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.