Finding the Fourth Proportional to 2,518,306.96, 3,776,075.34 and 1,720,489.36
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Solution
The fourth proportional to 2,518,306.96, 3,776,075.34 and 1,720,489.36 is: 2,579,787.75
Step by Step Solution
- Step 1: Write the proportion equation
2,518,306.96 : 3,776,075.34 = 1,720,489.36 : x - Step 2: Convert to fraction form
2,518,306.96/3,776,075.34 = 1,720,489.36/x - Step 3: Cross multiply
2,518,306.96x = 3,776,075.34 × 1,720,489.36 - Step 4: Simplify right side
2,518,306.96x = 6,496,697,445,028.38 - Step 5: Solve for x
x = 6,496,697,445,028.38/2,518,306.96 - Step 6: Final answer
x = 2,579,787.75
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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.