Finding the Fourth Proportional to 1,361,987.53, 1,879,519.61 and 750,197.50
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Solution
The fourth proportional to 1,361,987.53, 1,879,519.61 and 750,197.50 is: 1,035,259.78
Step by Step Solution
- Step 1: Write the proportion equation
1,361,987.53 : 1,879,519.61 = 750,197.50 : x - Step 2: Convert to fraction form
1,361,987.53/1,879,519.61 = 750,197.50/x - Step 3: Cross multiply
1,361,987.53x = 1,879,519.61 × 750,197.50 - Step 4: Simplify right side
1,361,987.53x = 1,410,010,909,799.67 - Step 5: Solve for x
x = 1,410,010,909,799.67/1,361,987.53 - Step 6: Final answer
x = 1,035,259.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.