Finding the Fourth Proportional to 2,196,878.97, 3,292,993.36 and 999,642.04
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Solution
The fourth proportional to 2,196,878.97, 3,292,993.36 and 999,642.04 is: 1,498,405.07
Step by Step Solution
- Step 1: Write the proportion equation
2,196,878.97 : 3,292,993.36 = 999,642.04 : x - Step 2: Convert to fraction form
2,196,878.97/3,292,993.36 = 999,642.04/x - Step 3: Cross multiply
2,196,878.97x = 3,292,993.36 × 999,642.04 - Step 4: Simplify right side
2,196,878.97x = 3,291,814,587,490.94 - Step 5: Solve for x
x = 3,291,814,587,490.94/2,196,878.97 - Step 6: Final answer
x = 1,498,405.07
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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.