Finding the Fourth Proportional to 3,779,683.88, 5,670,329.49 and 1,221,045.57
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Solution
The fourth proportional to 3,779,683.88, 5,670,329.49 and 1,221,045.57 is: 1,831,827.99
Step by Step Solution
- Step 1: Write the proportion equation
3,779,683.88 : 5,670,329.49 = 1,221,045.57 : x - Step 2: Convert to fraction form
3,779,683.88/5,670,329.49 = 1,221,045.57/x - Step 3: Cross multiply
3,779,683.88x = 5,670,329.49 × 1,221,045.57 - Step 4: Simplify right side
3,779,683.88x = 6,923,730,704,204.86 - Step 5: Solve for x
x = 6,923,730,704,204.86/3,779,683.88 - Step 6: Final answer
x = 1,831,827.99
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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.