Finding the Fourth Proportional to 1,604,760.84, 2,214,797.13 and 993,111.08
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Solution
The fourth proportional to 1,604,760.84, 2,214,797.13 and 993,111.08 is: 1,370,633.87
Step by Step Solution
- Step 1: Write the proportion equation
1,604,760.84 : 2,214,797.13 = 993,111.08 : x - Step 2: Convert to fraction form
1,604,760.84/2,214,797.13 = 993,111.08/x - Step 3: Cross multiply
1,604,760.84x = 2,214,797.13 × 993,111.08 - Step 4: Simplify right side
1,604,760.84x = 2,199,539,558,681.21 - Step 5: Solve for x
x = 2,199,539,558,681.21/1,604,760.84 - Step 6: Final answer
x = 1,370,633.87
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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.