Finding the Fourth Proportional to 1,953,307.47, 2,930,803.19 and 1,054,570.75
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Solution
The fourth proportional to 1,953,307.47, 2,930,803.19 and 1,054,570.75 is: 1,582,310.70
Step by Step Solution
- Step 1: Write the proportion equation
1,953,307.47 : 2,930,803.19 = 1,054,570.75 : x - Step 2: Convert to fraction form
1,953,307.47/2,930,803.19 = 1,054,570.75/x - Step 3: Cross multiply
1,953,307.47x = 2,930,803.19 × 1,054,570.75 - Step 4: Simplify right side
1,953,307.47x = 3,090,739,318,180.69 - Step 5: Solve for x
x = 3,090,739,318,180.69/1,953,307.47 - Step 6: Final answer
x = 1,582,310.70
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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.