Finding the Fourth Proportional to 1,373,089.75, 1,894,975.62 and 761,434.04
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Solution
The fourth proportional to 1,373,089.75, 1,894,975.62 and 761,434.04 is: 1,050,840.95
Step by Step Solution
- Step 1: Write the proportion equation
1,373,089.75 : 1,894,975.62 = 761,434.04 : x - Step 2: Convert to fraction form
1,373,089.75/1,894,975.62 = 761,434.04/x - Step 3: Cross multiply
1,373,089.75x = 1,894,975.62 × 761,434.04 - Step 4: Simplify right side
1,373,089.75x = 1,442,898,942,038.11 - Step 5: Solve for x
x = 1,442,898,942,038.11/1,373,089.75 - Step 6: Final answer
x = 1,050,840.95
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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.