Finding the Fourth Proportional to 977,684.73, 1,466,637.81 and 877,227.62
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Solution
The fourth proportional to 977,684.73, 1,466,637.81 and 877,227.62 is: 1,315,940.77
Step by Step Solution
- Step 1: Write the proportion equation
977,684.73 : 1,466,637.81 = 877,227.62 : x - Step 2: Convert to fraction form
977,684.73/1,466,637.81 = 877,227.62/x - Step 3: Cross multiply
977,684.73x = 1,466,637.81 × 877,227.62 - Step 4: Simplify right side
977,684.73x = 1,286,575,195,468.31 - Step 5: Solve for x
x = 1,286,575,195,468.31/977,684.73 - Step 6: Final answer
x = 1,315,940.77
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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.