Finding the Fourth Proportional to 1,698,855.39, 2,344,418.84 and 934,908.95
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Solution
The fourth proportional to 1,698,855.39, 2,344,418.84 and 934,908.95 is: 1,290,173.48
Step by Step Solution
- Step 1: Write the proportion equation
1,698,855.39 : 2,344,418.84 = 934,908.95 : x - Step 2: Convert to fraction form
1,698,855.39/2,344,418.84 = 934,908.95/x - Step 3: Cross multiply
1,698,855.39x = 2,344,418.84 × 934,908.95 - Step 4: Simplify right side
1,698,855.39x = 2,191,818,164,262.94 - Step 5: Solve for x
x = 2,191,818,164,262.94/1,698,855.39 - Step 6: Final answer
x = 1,290,173.48
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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.