Finding the Fourth Proportional to 1,361,987.77, 1,879,519.95 and 750,197.74
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Solution
The fourth proportional to 1,361,987.77, 1,879,519.95 and 750,197.74 is: 1,035,260.12
Step by Step Solution
- Step 1: Write the proportion equation
1,361,987.77 : 1,879,519.95 = 750,197.74 : x - Step 2: Convert to fraction form
1,361,987.77/1,879,519.95 = 750,197.74/x - Step 3: Cross multiply
1,361,987.77x = 1,879,519.95 × 750,197.74 - Step 4: Simplify right side
1,361,987.77x = 1,410,011,618,774.91 - Step 5: Solve for x
x = 1,410,011,618,774.91/1,361,987.77 - Step 6: Final answer
x = 1,035,260.12
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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.