Finding the Fourth Proportional to 4,050,119.20, 6,075,250.80 and 1,210,266.40
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Solution
The fourth proportional to 4,050,119.20, 6,075,250.80 and 1,210,266.40 is: 1,815,421.12
Step by Step Solution
- Step 1: Write the proportion equation
4,050,119.20 : 6,075,250.80 = 1,210,266.40 : x - Step 2: Convert to fraction form
4,050,119.20/6,075,250.80 = 1,210,266.40/x - Step 3: Cross multiply
4,050,119.20x = 6,075,250.80 × 1,210,266.40 - Step 4: Simplify right side
4,050,119.20x = 7,352,671,914,813.12 - Step 5: Solve for x
x = 7,352,671,914,813.12/4,050,119.20 - Step 6: Final answer
x = 1,815,421.12
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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.