Finding the Fourth Proportional to 1,048,380.19, 1,570,265.23 and 866,403.19
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Solution
The fourth proportional to 1,048,380.19, 1,570,265.23 and 866,403.19 is: 1,297,699.84
Step by Step Solution
- Step 1: Write the proportion equation
1,048,380.19 : 1,570,265.23 = 866,403.19 : x - Step 2: Convert to fraction form
1,048,380.19/1,570,265.23 = 866,403.19/x - Step 3: Cross multiply
1,048,380.19x = 1,570,265.23 × 866,403.19 - Step 4: Simplify right side
1,048,380.19x = 1,360,482,804,418.08 - Step 5: Solve for x
x = 1,360,482,804,418.08/1,048,380.19 - Step 6: Final answer
x = 1,297,699.84
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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.