Finding the Fourth Proportional to 2,072,747.03, 2,860,603.71 and 1,246,088.18
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Solution
The fourth proportional to 2,072,747.03, 2,860,603.71 and 1,246,088.18 is: 1,719,729.63
Step by Step Solution
- Step 1: Write the proportion equation
2,072,747.03 : 2,860,603.71 = 1,246,088.18 : x - Step 2: Convert to fraction form
2,072,747.03/2,860,603.71 = 1,246,088.18/x - Step 3: Cross multiply
2,072,747.03x = 2,860,603.71 × 1,246,088.18 - Step 4: Simplify right side
2,072,747.03x = 3,564,564,470,695.15 - Step 5: Solve for x
x = 3,564,564,470,695.15/2,072,747.03 - Step 6: Final answer
x = 1,719,729.63
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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.