Finding the Fourth Proportional to 1,616,902.74, 2,424,136.23 and 977,070.42
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Solution
The fourth proportional to 1,616,902.74, 2,424,136.23 and 977,070.42 is: 1,464,869.68
Step by Step Solution
- Step 1: Write the proportion equation
1,616,902.74 : 2,424,136.23 = 977,070.42 : x - Step 2: Convert to fraction form
1,616,902.74/2,424,136.23 = 977,070.42/x - Step 3: Cross multiply
1,616,902.74x = 2,424,136.23 × 977,070.42 - Step 4: Simplify right side
1,616,902.74x = 2,368,551,804,383.32 - Step 5: Solve for x
x = 2,368,551,804,383.32/1,616,902.74 - Step 6: Final answer
x = 1,464,869.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.