Finding the Fourth Proportional to 4,620,136.58, 6,931,385.83 and 1,779,486.02
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Solution
The fourth proportional to 4,620,136.58, 6,931,385.83 and 1,779,486.02 is: 2,669,683.89
Step by Step Solution
- Step 1: Write the proportion equation
4,620,136.58 : 6,931,385.83 = 1,779,486.02 : x - Step 2: Convert to fraction form
4,620,136.58/6,931,385.83 = 1,779,486.02/x - Step 3: Cross multiply
4,620,136.58x = 6,931,385.83 × 1,779,486.02 - Step 4: Simplify right side
4,620,136.58x = 12,334,304,183,711.10 - Step 5: Solve for x
x = 12,334,304,183,711.10/4,620,136.58 - Step 6: Final answer
x = 2,669,683.89
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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.