Finding the Fourth Proportional to 961,039.74, 1,326,014.88 and 573,779.94
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Solution
The fourth proportional to 961,039.74, 1,326,014.88 and 573,779.94 is: 791,684.99
Step by Step Solution
- Step 1: Write the proportion equation
961,039.74 : 1,326,014.88 = 573,779.94 : x - Step 2: Convert to fraction form
961,039.74/1,326,014.88 = 573,779.94/x - Step 3: Cross multiply
961,039.74x = 1,326,014.88 × 573,779.94 - Step 4: Simplify right side
961,039.74x = 760,840,738,285.51 - Step 5: Solve for x
x = 760,840,738,285.51/961,039.74 - Step 6: Final answer
x = 791,684.99
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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.