Finding the Fourth Proportional to 1,792,799.48, 2,473,975.14 and 977,000.69
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Solution
The fourth proportional to 1,792,799.48, 2,473,975.14 and 977,000.69 is: 1,348,212.92
Step by Step Solution
- Step 1: Write the proportion equation
1,792,799.48 : 2,473,975.14 = 977,000.69 : x - Step 2: Convert to fraction form
1,792,799.48/2,473,975.14 = 977,000.69/x - Step 3: Cross multiply
1,792,799.48x = 2,473,975.14 × 977,000.69 - Step 4: Simplify right side
1,792,799.48x = 2,417,075,418,822.85 - Step 5: Solve for x
x = 2,417,075,418,822.85/1,792,799.48 - Step 6: Final answer
x = 1,348,212.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.