Finding the Fourth Proportional to 3,803,385.84, 5,248,408.22 and 2,254,567.48
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Solution
The fourth proportional to 3,803,385.84, 5,248,408.22 and 2,254,567.48 is: 3,111,146.48
Step by Step Solution
- Step 1: Write the proportion equation
3,803,385.84 : 5,248,408.22 = 2,254,567.48 : x - Step 2: Convert to fraction form
3,803,385.84/5,248,408.22 = 2,254,567.48/x - Step 3: Cross multiply
3,803,385.84x = 5,248,408.22 × 2,254,567.48 - Step 4: Simplify right side
3,803,385.84x = 11,832,890,487,603.18 - Step 5: Solve for x
x = 11,832,890,487,603.18/3,803,385.84 - Step 6: Final answer
x = 3,111,146.48
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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.