Finding the Fourth Proportional to 1,576,246.16, 2,174,464.62 and 1,515,136.52
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Solution
The fourth proportional to 1,576,246.16, 2,174,464.62 and 1,515,136.52 is: 2,090,162.59
Step by Step Solution
- Step 1: Write the proportion equation
1,576,246.16 : 2,174,464.62 = 1,515,136.52 : x - Step 2: Convert to fraction form
1,576,246.16/2,174,464.62 = 1,515,136.52/x - Step 3: Cross multiply
1,576,246.16x = 2,174,464.62 × 1,515,136.52 - Step 4: Simplify right side
1,576,246.16x = 3,294,610,757,209.92 - Step 5: Solve for x
x = 3,294,610,757,209.92/1,576,246.16 - Step 6: Final answer
x = 2,090,162.59
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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.