Finding the Fourth Proportional to 756,709.74, 1,134,104.76 and 748,701.07
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Solution
The fourth proportional to 756,709.74, 1,134,104.76 and 748,701.07 is: 1,122,101.91
Step by Step Solution
- Step 1: Write the proportion equation
756,709.74 : 1,134,104.76 = 748,701.07 : x - Step 2: Convert to fraction form
756,709.74/1,134,104.76 = 748,701.07/x - Step 3: Cross multiply
756,709.74x = 1,134,104.76 × 748,701.07 - Step 4: Simplify right side
756,709.74x = 849,105,444,468.83 - Step 5: Solve for x
x = 849,105,444,468.83/756,709.74 - Step 6: Final answer
x = 1,122,101.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.