Finding the Fourth Proportional to 1,019,443.12, 1,406,862.12 and 560,533.96
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Solution
The fourth proportional to 1,019,443.12, 1,406,862.12 and 560,533.96 is: 773,553.70
Step by Step Solution
- Step 1: Write the proportion equation
1,019,443.12 : 1,406,862.12 = 560,533.96 : x - Step 2: Convert to fraction form
1,019,443.12/1,406,862.12 = 560,533.96/x - Step 3: Cross multiply
1,019,443.12x = 1,406,862.12 × 560,533.96 - Step 4: Simplify right side
1,019,443.12x = 788,593,995,297.60 - Step 5: Solve for x
x = 788,593,995,297.60/1,019,443.12 - Step 6: Final answer
x = 773,553.70
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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.