Finding the Fourth Proportional to 2,137,708.58, 3,206,603.77 and 698,395.95
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Solution
The fourth proportional to 2,137,708.58, 3,206,603.77 and 698,395.95 is: 1,047,607.29
Step by Step Solution
- Step 1: Write the proportion equation
2,137,708.58 : 3,206,603.77 = 698,395.95 : x - Step 2: Convert to fraction form
2,137,708.58/3,206,603.77 = 698,395.95/x - Step 3: Cross multiply
2,137,708.58x = 3,206,603.77 × 698,395.95 - Step 4: Simplify right side
2,137,708.58x = 2,239,479,084,476.74 - Step 5: Solve for x
x = 2,239,479,084,476.74/2,137,708.58 - Step 6: Final answer
x = 1,047,607.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.