Finding the Fourth Proportional to 2,712,537.30, 4,069,515.03 and 1,574,205.21
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Solution
The fourth proportional to 2,712,537.30, 4,069,515.03 and 1,574,205.21 is: 2,361,719.32
Step by Step Solution
- Step 1: Write the proportion equation
2,712,537.30 : 4,069,515.03 = 1,574,205.21 : x - Step 2: Convert to fraction form
2,712,537.30/4,069,515.03 = 1,574,205.21/x - Step 3: Cross multiply
2,712,537.30x = 4,069,515.03 × 1,574,205.21 - Step 4: Simplify right side
2,712,537.30x = 6,406,251,747,329.18 - Step 5: Solve for x
x = 6,406,251,747,329.18/2,712,537.30 - Step 6: Final answer
x = 2,361,719.32
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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.